31780245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1033}}^1$

素因数の和:1341

約数の個数: 32

約数和(自身を含む): 58367232

約数和(自身を除く): 26586987

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 293, 879, 1033, 1465, 2051, 3099, 4395, 5165, 6153, 7231, 10255, 15495, 21693, 30765, 36155, 108465, 302669, 908007, 1513345, 2118683, 4540035, 6356049, 10593415, 31780245]

約数ペア:

[(1, 31780245), (3, 10593415), (5, 6356049), (7, 4540035), (15, 2118683), (21, 1513345), (35, 908007), (105, 302669), (293, 108465), (879, 36155), (1033, 30765), (1465, 21693), (2051, 15495), (3099, 10255), (4395, 7231), (5165, 6153)]