285909145

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{241}}^1\times {\mathrm{821}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 366418008

約数和(自身を除く): 80508863

約数列:

[1, 5, 17, 85, 241, 289, 821, 1205, 1445, 4097, 4105, 13957, 20485, 69649, 69785, 197861, 237269, 348245, 989305, 1186345, 3363637, 16818185, 57181829, 285909145]

約数ペア:

[(1, 285909145), (5, 57181829), (17, 16818185), (85, 3363637), (241, 1186345), (289, 989305), (821, 348245), (1205, 237269), (1445, 197861), (4097, 69785), (4105, 69649), (13957, 20485)]