31106804

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:488

約数の個数: 36

約数和(自身を含む): 58796640

約数和(自身を除く): 27689836

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 289, 379, 578, 758, 1156, 1207, 1516, 2414, 4828, 6443, 12886, 20519, 25772, 26909, 41038, 53818, 82076, 107636, 109531, 219062, 438124, 457453, 914906, 1829812, 7776701, 15553402, 31106804]

約数ペア:

[(1, 31106804), (2, 15553402), (4, 7776701), (17, 1829812), (34, 914906), (68, 457453), (71, 438124), (142, 219062), (284, 109531), (289, 107636), (379, 82076), (578, 53818), (758, 41038), (1156, 26909), (1207, 25772), (1516, 20519), (2414, 12886), (4828, 6443)]