155809745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{773}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 230936832

約数和(自身を除く): 75127087

約数列:

[1, 5, 7, 13, 35, 65, 91, 443, 455, 773, 2215, 3101, 3865, 5411, 5759, 10049, 15505, 27055, 28795, 40313, 50245, 70343, 201565, 342439, 351715, 1712195, 2397073, 4451707, 11985365, 22258535, 31161949, 155809745]

約数ペア:

[(1, 155809745), (5, 31161949), (7, 22258535), (13, 11985365), (35, 4451707), (65, 2397073), (91, 1712195), (443, 351715), (455, 342439), (773, 201565), (2215, 70343), (3101, 50245), (3865, 40313), (5411, 28795), (5759, 27055), (10049, 15505)]