408131665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1093}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 544444416

約数和(自身を除く): 136312751

約数列:

[1, 5, 17, 23, 85, 115, 191, 391, 955, 1093, 1955, 3247, 4393, 5465, 16235, 18581, 21965, 25139, 74681, 92905, 125695, 208763, 373405, 427363, 1043815, 2136815, 3548971, 4801549, 17744855, 24007745, 81626333, 408131665]

約数ペア:

[(1, 408131665), (5, 81626333), (17, 24007745), (23, 17744855), (85, 4801549), (115, 3548971), (191, 2136815), (391, 1043815), (955, 427363), (1093, 373405), (1955, 208763), (3247, 125695), (4393, 92905), (5465, 74681), (16235, 25139), (18581, 21965)]