51231186

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{40087}}^1$

素因数の和:40166

約数の個数: 24

約数和(自身を含む): 112567104

約数和(自身を除く): 61335918

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 40087, 80174, 120261, 240522, 360783, 721566, 2846177, 5692354, 8538531, 17077062, 25615593, 51231186]

約数ペア:

[(1, 51231186), (2, 25615593), (3, 17077062), (6, 8538531), (9, 5692354), (18, 2846177), (71, 721566), (142, 360783), (213, 240522), (426, 120261), (639, 80174), (1278, 40087)]