129600316

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{112111}}^1$

素因数の和:112149

約数の個数: 18

約数和(自身を含む): 240928688

約数和(自身を除く): 111328372

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 112111, 224222, 448444, 1905887, 3811774, 7623548, 32400079, 64800158, 129600316]

約数ペア:

[(1, 129600316), (2, 64800158), (4, 32400079), (17, 7623548), (34, 3811774), (68, 1905887), (289, 448444), (578, 224222), (1156, 112111)]