398045231108

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{1627}}^1$

素因数の和:1966

約数の個数: 144

約数和(自身を含む): 846987187200

約数和(自身を除く): 448941956092

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 83, 92, 161, 166, 199, 322, 332, 398, 529, 581, 644, 796, 1058, 1162, 1393, 1627, 1909, 2116, 2324, 2786, 3254, 3703, 3818, 4577, 5572, 6508, 7406, 7636, 9154, 11389, 13363, 14812, 16517, 18308, 22778, 26726, 32039, 33034, 37421, 43907, 45556, 53452, 64078, 66068, 74842, 87814, 105271, 115619, 128156, 135041, 149684, 175628, 210542, 231238, 261947, 270082, 307349, 323773, 379891, 421084, 462476, 523894, 540164, 614698, 647546, 736897, 759782, 860683, 945287, 1047788, 1229396, 1295092, 1473794, 1519564, 1721366, 1890574, 2266411, 2659237, 2947588, 3105943, 3442732, 3781148, 4532822, 5318474, 6024781, 6211886, 7446779, 8737493, 9065644, 10636948, 12049562, 12423772, 14893558, 17474986, 21741601, 24099124, 26873159, 29787116, 34949972, 43483202, 52127453, 53746318, 61162451, 71436689, 86966404, 104254906, 107492636, 122324902, 142873378, 171275917, 188112113, 208509812, 244649804, 285746756, 342551834, 376224226, 500056823, 618082657, 685103668, 752448452, 1000113646, 1198931419, 1236165314, 2000227292, 2397862838, 2472330628, 4326578599, 4795725676, 8653157198, 14215901111, 17306314396, 28431802222, 56863604444, 99511307777, 199022615554, 398045231108]

約数ペア:

[(1, 398045231108), (2, 199022615554), (4, 99511307777), (7, 56863604444), (14, 28431802222), (23, 17306314396), (28, 14215901111), (46, 8653157198), (83, 4795725676), (92, 4326578599), (161, 2472330628), (166, 2397862838), (199, 2000227292), (322, 1236165314), (332, 1198931419), (398, 1000113646), (529, 752448452), (581, 685103668), (644, 618082657), (796, 500056823), (1058, 376224226), (1162, 342551834), (1393, 285746756), (1627, 244649804), (1909, 208509812), (2116, 188112113), (2324, 171275917), (2786, 142873378), (3254, 122324902), (3703, 107492636), (3818, 104254906), (4577, 86966404), (5572, 71436689), (6508, 61162451), (7406, 53746318), (7636, 52127453), (9154, 43483202), (11389, 34949972), (13363, 29787116), (14812, 26873159), (16517, 24099124), (18308, 21741601), (22778, 17474986), (26726, 14893558), (32039, 12423772), (33034, 12049562), (37421, 10636948), (43907, 9065644), (45556, 8737493), (53452, 7446779), (64078, 6211886), (66068, 6024781), (74842, 5318474), (87814, 4532822), (105271, 3781148), (115619, 3442732), (128156, 3105943), (135041, 2947588), (149684, 2659237), (175628, 2266411), (210542, 1890574), (231238, 1721366), (261947, 1519564), (270082, 1473794), (307349, 1295092), (323773, 1229396), (379891, 1047788), (421084, 945287), (462476, 860683), (523894, 759782), (540164, 736897), (614698, 647546)]