68173854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12781}}^1$

素因数の和:12920

約数の個数: 32

約数和(自身を含む): 157065216

約数和(自身を除く): 88891362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 5334, 12781, 25562, 38343, 76686, 89467, 178934, 268401, 536802, 1623187, 3246374, 4869561, 9739122, 11362309, 22724618, 34086927, 68173854]

約数ペア:

[(1, 68173854), (2, 34086927), (3, 22724618), (6, 11362309), (7, 9739122), (14, 4869561), (21, 3246374), (42, 1623187), (127, 536802), (254, 268401), (381, 178934), (762, 89467), (889, 76686), (1778, 38343), (2667, 25562), (5334, 12781)]