129331468

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{75721}}^1$

素因数の和:75793

約数の個数: 24

約数和(自身を含む): 262906784

約数和(自身を除く): 133575316

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 75721, 151442, 302884, 530047, 1060094, 2120188, 4618981, 9237962, 18475924, 32332867, 64665734, 129331468]

約数ペア:

[(1, 129331468), (2, 64665734), (4, 32332867), (7, 18475924), (14, 9237962), (28, 4618981), (61, 2120188), (122, 1060094), (244, 530047), (427, 302884), (854, 151442), (1708, 75721)]