2590809991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1\times {\mathrm{661}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 3271656960

約数和(自身を除く): 680846969

約数列:

[1, 7, 11, 77, 109, 467, 661, 763, 1199, 3269, 4627, 5137, 7271, 8393, 35959, 50897, 50903, 72049, 308687, 356321, 504343, 559933, 792539, 2160809, 3395557, 3919531, 5547773, 23768899, 33646883, 235528181, 370115713, 2590809991]

約数ペア:

[(1, 2590809991), (7, 370115713), (11, 235528181), (77, 33646883), (109, 23768899), (467, 5547773), (661, 3919531), (763, 3395557), (1199, 2160809), (3269, 792539), (4627, 559933), (5137, 504343), (7271, 356321), (8393, 308687), (35959, 72049), (50897, 50903)]