17212585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 24246432

約数和(自身を除く): 7033847

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 421, 481, 629, 1105, 2105, 2405, 3145, 5473, 7157, 8177, 15577, 27365, 35785, 40885, 77885, 93041, 202501, 264809, 465205, 1012505, 1324045, 3442517, 17212585]

約数ペア:

[(1, 17212585), (5, 3442517), (13, 1324045), (17, 1012505), (37, 465205), (65, 264809), (85, 202501), (185, 93041), (221, 77885), (421, 40885), (481, 35785), (629, 27365), (1105, 15577), (2105, 8177), (2405, 7157), (3145, 5473)]