13291025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2843}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 19043424

約数和(自身を除く): 5752399

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 2843, 4675, 14215, 31273, 48331, 71075, 156365, 241655, 531641, 781825, 1208275, 2658205, 13291025]

約数ペア:

[(1, 13291025), (5, 2658205), (11, 1208275), (17, 781825), (25, 531641), (55, 241655), (85, 156365), (187, 71075), (275, 48331), (425, 31273), (935, 14215), (2843, 4675)]