256655577

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1\times {\mathrm{1607}}^1$

素因数の和:2132

約数の個数: 16

約数和(自身を含む): 345784320

約数和(自身を除く): 89128743

約数列:

[1, 3, 139, 383, 417, 1149, 1607, 4821, 53237, 159711, 223373, 615481, 670119, 1846443, 85551859, 256655577]

約数ペア:

[(1, 256655577), (3, 85551859), (139, 1846443), (383, 670119), (417, 615481), (1149, 223373), (1607, 159711), (4821, 53237)]