11979475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 15990048

約数和(自身を除く): 4010573

約数列:

[1, 5, 17, 25, 71, 85, 355, 397, 425, 1207, 1775, 1985, 6035, 6749, 9925, 28187, 30175, 33745, 140935, 168725, 479179, 704675, 2395895, 11979475]

約数ペア:

[(1, 11979475), (5, 2395895), (17, 704675), (25, 479179), (71, 168725), (85, 140935), (355, 33745), (397, 30175), (425, 28187), (1207, 9925), (1775, 6749), (1985, 6035)]