28576405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2351}}^1$

素因数の和:2397

約数の個数: 32

約数和(自身を含む): 42674688

約数和(自身を除く): 14098283

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2351, 2431, 11755, 12155, 25861, 30563, 39967, 129305, 152815, 199835, 336193, 439637, 519571, 1680965, 2198185, 2597855, 5715281, 28576405]

約数ペア:

[(1, 28576405), (5, 5715281), (11, 2597855), (13, 2198185), (17, 1680965), (55, 519571), (65, 439637), (85, 336193), (143, 199835), (187, 152815), (221, 129305), (715, 39967), (935, 30563), (1105, 25861), (2351, 12155), (2431, 11755)]