1555146891575

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{2030947}}^1$

素因数の和:2031347

約数の個数: 24

約数和(自身を含む): 1953000215760

約数和(自身を除く): 397853324185

約数列:

[1, 5, 25, 109, 281, 545, 1405, 2725, 7025, 30629, 153145, 765725, 2030947, 10154735, 50773675, 221373223, 570696107, 1106866115, 2853480535, 5534330575, 14267402675, 62205875663, 311029378315, 1555146891575]

約数ペア:

[(1, 1555146891575), (5, 311029378315), (25, 62205875663), (109, 14267402675), (281, 5534330575), (545, 2853480535), (1405, 1106866115), (2725, 570696107), (7025, 221373223), (30629, 50773675), (153145, 10154735), (765725, 2030947)]