398154328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 922521600

約数和(自身を除く): 524367272

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 103, 104, 109, 124, 143, 206, 218, 248, 286, 341, 403, 412, 436, 572, 682, 806, 824, 872, 1133, 1144, 1199, 1339, 1364, 1417, 1612, 2266, 2398, 2678, 2728, 2834, 3193, 3224, 3379, 4433, 4532, 4796, 5356, 5668, 6386, 6758, 8866, 9064, 9592, 10712, 11227, 11336, 12772, 13516, 14729, 15587, 17732, 22454, 25544, 27032, 29458, 31174, 35123, 35464, 37169, 41509, 43927, 44908, 58916, 62348, 70246, 74338, 83018, 87854, 89816, 117832, 123497, 124696, 140492, 145951, 148676, 166036, 175708, 246994, 280984, 291902, 297352, 332072, 348037, 351416, 456599, 483197, 493988, 583804, 696074, 913198, 966394, 987976, 1167608, 1392148, 1605461, 1826396, 1932788, 2784296, 3210922, 3652792, 3828407, 3865576, 4524481, 6421844, 7656814, 9048962, 12843688, 15313628, 18097924, 30627256, 36195848, 49769291, 99538582, 199077164, 398154328]

約数ペア:

[(1, 398154328), (2, 199077164), (4, 99538582), (8, 49769291), (11, 36195848), (13, 30627256), (22, 18097924), (26, 15313628), (31, 12843688), (44, 9048962), (52, 7656814), (62, 6421844), (88, 4524481), (103, 3865576), (104, 3828407), (109, 3652792), (124, 3210922), (143, 2784296), (206, 1932788), (218, 1826396), (248, 1605461), (286, 1392148), (341, 1167608), (403, 987976), (412, 966394), (436, 913198), (572, 696074), (682, 583804), (806, 493988), (824, 483197), (872, 456599), (1133, 351416), (1144, 348037), (1199, 332072), (1339, 297352), (1364, 291902), (1417, 280984), (1612, 246994), (2266, 175708), (2398, 166036), (2678, 148676), (2728, 145951), (2834, 140492), (3193, 124696), (3224, 123497), (3379, 117832), (4433, 89816), (4532, 87854), (4796, 83018), (5356, 74338), (5668, 70246), (6386, 62348), (6758, 58916), (8866, 44908), (9064, 43927), (9592, 41509), (10712, 37169), (11227, 35464), (11336, 35123), (12772, 31174), (13516, 29458), (14729, 27032), (15587, 25544), (17732, 22454)]