17994925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3257}}^1$

素因数の和:3297

約数の個数: 24

約数和(自身を含む): 25451496

約数和(自身を除く): 7456571

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 3257, 5525, 16285, 42341, 55369, 81425, 211705, 276845, 719797, 1058525, 1384225, 3598985, 17994925]

約数ペア:

[(1, 17994925), (5, 3598985), (13, 1384225), (17, 1058525), (25, 719797), (65, 276845), (85, 211705), (221, 81425), (325, 55369), (425, 42341), (1105, 16285), (3257, 5525)]