405184585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 532304640

約数和(自身を除く): 127120055

約数列:

[1, 5, 13, 65, 163, 167, 229, 815, 835, 1145, 2119, 2171, 2977, 10595, 10855, 14885, 27221, 37327, 38243, 136105, 186635, 191215, 353873, 485251, 497159, 1769365, 2426255, 2485795, 6233609, 31168045, 81036917, 405184585]

約数ペア:

[(1, 405184585), (5, 81036917), (13, 31168045), (65, 6233609), (163, 2485795), (167, 2426255), (229, 1769365), (815, 497159), (835, 485251), (1145, 353873), (2119, 191215), (2171, 186635), (2977, 136105), (10595, 38243), (10855, 37327), (14885, 27221)]