257015926

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{63211}}^1$

素因数の和:63339

約数の個数: 16

約数和(自身を含む): 409613760

約数和(自身を除く): 152597834

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 63211, 126422, 1201009, 2402018, 6763577, 13527154, 128507963, 257015926]

約数ペア:

[(1, 257015926), (2, 128507963), (19, 13527154), (38, 6763577), (107, 2402018), (214, 1201009), (2033, 126422), (4066, 63211)]