231490376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 495398400

約数和(自身を除く): 263908024

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 193, 247, 386, 494, 607, 772, 988, 1214, 1544, 1976, 2428, 2509, 3667, 4856, 5018, 7334, 7891, 10036, 11533, 14668, 15782, 20072, 23066, 29336, 31564, 46132, 47671, 63128, 92264, 95342, 117151, 149929, 190684, 234302, 299858, 381368, 468604, 599716, 937208, 1199432, 1522963, 2225869, 3045926, 4451738, 6091852, 8903476, 12183704, 17806952, 28936297, 57872594, 115745188, 231490376]

約数ペア:

[(1, 231490376), (2, 115745188), (4, 57872594), (8, 28936297), (13, 17806952), (19, 12183704), (26, 8903476), (38, 6091852), (52, 4451738), (76, 3045926), (104, 2225869), (152, 1522963), (193, 1199432), (247, 937208), (386, 599716), (494, 468604), (607, 381368), (772, 299858), (988, 234302), (1214, 190684), (1544, 149929), (1976, 117151), (2428, 95342), (2509, 92264), (3667, 63128), (4856, 47671), (5018, 46132), (7334, 31564), (7891, 29336), (10036, 23066), (11533, 20072), (14668, 15782)]