68270468

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{39971}}^1$

素因数の和:40043

約数の個数: 24

約数和(自身を含む): 138782784

約数和(自身を除く): 70512316

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 39971, 79942, 159884, 279797, 559594, 1119188, 2438231, 4876462, 9752924, 17067617, 34135234, 68270468]

約数ペア:

[(1, 68270468), (2, 34135234), (4, 17067617), (7, 9752924), (14, 4876462), (28, 2438231), (61, 1119188), (122, 559594), (244, 279797), (427, 159884), (854, 79942), (1708, 39971)]