70981316

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{19961}}^1$

素因数の和:20099

約数の個数: 24

約数和(自身を含む): 143087616

約数和(自身を除く): 72106300

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 19961, 39922, 79844, 139727, 279454, 558908, 2535047, 5070094, 10140188, 17745329, 35490658, 70981316]

約数ペア:

[(1, 70981316), (2, 35490658), (4, 17745329), (7, 10140188), (14, 5070094), (28, 2535047), (127, 558908), (254, 279454), (508, 139727), (889, 79844), (1778, 39922), (3556, 19961)]