390348069865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{212903}}^1$

素因数の和:213409

約数の個数: 32

約数和(自身を含む): 513197427456

約数和(自身を除く): 122849357591

約数列:

[1, 5, 13, 65, 67, 335, 421, 871, 2105, 4355, 5473, 27365, 28207, 141035, 212903, 366691, 1064515, 1833455, 2767739, 13838695, 14264501, 71322505, 89632163, 185438513, 448160815, 927192565, 1165218119, 5826090595, 6005354921, 30026774605, 78069613973, 390348069865]

約数ペア:

[(1, 390348069865), (5, 78069613973), (13, 30026774605), (65, 6005354921), (67, 5826090595), (335, 1165218119), (421, 927192565), (871, 448160815), (2105, 185438513), (4355, 89632163), (5473, 71322505), (27365, 14264501), (28207, 13838695), (141035, 2767739), (212903, 1833455), (366691, 1064515)]