56561765

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 77683200

約数和(自身を除く): 21121435

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 271, 845, 1235, 1355, 2197, 3211, 3523, 5149, 10985, 16055, 17615, 25745, 41743, 45799, 66937, 208715, 228995, 334685, 595387, 870181, 2976935, 4350905, 11312353, 56561765]

約数ペア:

[(1, 56561765), (5, 11312353), (13, 4350905), (19, 2976935), (65, 870181), (95, 595387), (169, 334685), (247, 228995), (271, 208715), (845, 66937), (1235, 45799), (1355, 41743), (2197, 25745), (3211, 17615), (3523, 16055), (5149, 10985)]