3881605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 6048000

約数和(自身を除く): 2166395

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 449, 455, 665, 1235, 1729, 2245, 3143, 5837, 8531, 8645, 15715, 29185, 40859, 42655, 59717, 110903, 204295, 298585, 554515, 776321, 3881605]

約数ペア:

[(1, 3881605), (5, 776321), (7, 554515), (13, 298585), (19, 204295), (35, 110903), (65, 59717), (91, 42655), (95, 40859), (133, 29185), (247, 15715), (449, 8645), (455, 8531), (665, 5837), (1235, 3143), (1729, 2245)]