166972778

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{17881}}^1$

素因数の和:17942

約数の個数: 32

約数和(自身を含む): 309000960

約数和(自身を除く): 142028182

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 161, 203, 322, 406, 667, 1334, 4669, 9338, 17881, 35762, 125167, 250334, 411263, 518549, 822526, 1037098, 2878841, 3629843, 5757682, 7259686, 11926627, 23853254, 83486389, 166972778]

約数ペア:

[(1, 166972778), (2, 83486389), (7, 23853254), (14, 11926627), (23, 7259686), (29, 5757682), (46, 3629843), (58, 2878841), (161, 1037098), (203, 822526), (322, 518549), (406, 411263), (667, 250334), (1334, 125167), (4669, 35762), (9338, 17881)]