28550145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3571}}^1$

素因数の和:3633

約数の個数: 32

約数和(自身を含む): 50408064

約数和(自身を除く): 21857919

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 3571, 7995, 10713, 17855, 46423, 53565, 139269, 146411, 232115, 439233, 696345, 732055, 1903343, 2196165, 5710029, 9516715, 28550145]

約数ペア:

[(1, 28550145), (3, 9516715), (5, 5710029), (13, 2196165), (15, 1903343), (39, 732055), (41, 696345), (65, 439233), (123, 232115), (195, 146411), (205, 139269), (533, 53565), (615, 46423), (1599, 17855), (2665, 10713), (3571, 7995)]