261593035

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{153427}}^1$

素因数の和:153474

約数の個数: 16

約数和(自身を含む): 353498112

約数和(自身を除く): 91905077

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 153427, 767135, 1687697, 4756237, 8438485, 23781185, 52318607, 261593035]

約数ペア:

[(1, 261593035), (5, 52318607), (11, 23781185), (31, 8438485), (55, 4756237), (155, 1687697), (341, 767135), (1705, 153427)]