85991919

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{21407}}^1$

素因数の和:21526

約数の個数: 16

約数和(自身を含む): 124680192

約数和(自身を除く): 38688273

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 21407, 64221, 278291, 834873, 2204921, 6614763, 28663973, 85991919]

約数ペア:

[(1, 85991919), (3, 28663973), (13, 6614763), (39, 2204921), (103, 834873), (309, 278291), (1339, 64221), (4017, 21407)]