31884372

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 87493224

約数和(自身を除く): 55608852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 193, 234, 353, 386, 468, 579, 706, 772, 1059, 1158, 1412, 1737, 2118, 2316, 2509, 3177, 3474, 4236, 4589, 5018, 6354, 6948, 7527, 9178, 10036, 12708, 13767, 15054, 18356, 22581, 27534, 30108, 41301, 45162, 55068, 68129, 82602, 90324, 136258, 165204, 204387, 272516, 408774, 613161, 817548, 885677, 1226322, 1771354, 2452644, 2657031, 3542708, 5314062, 7971093, 10628124, 15942186, 31884372]

約数ペア:

[(1, 31884372), (2, 15942186), (3, 10628124), (4, 7971093), (6, 5314062), (9, 3542708), (12, 2657031), (13, 2452644), (18, 1771354), (26, 1226322), (36, 885677), (39, 817548), (52, 613161), (78, 408774), (117, 272516), (156, 204387), (193, 165204), (234, 136258), (353, 90324), (386, 82602), (468, 68129), (579, 55068), (706, 45162), (772, 41301), (1059, 30108), (1158, 27534), (1412, 22581), (1737, 18356), (2118, 15054), (2316, 13767), (2509, 12708), (3177, 10036), (3474, 9178), (4236, 7527), (4589, 6948), (5018, 6354)]