68494005

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 123814944

約数和(自身を除く): 55320939

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 655, 1179, 1291, 1965, 3537, 3873, 5895, 6455, 10611, 11619, 17685, 19365, 34857, 53055, 58095, 104571, 169121, 174285, 507363, 522855, 845605, 1522089, 2536815, 4566267, 7610445, 13698801, 22831335, 68494005]

約数ペア:

[(1, 68494005), (3, 22831335), (5, 13698801), (9, 7610445), (15, 4566267), (27, 2536815), (45, 1522089), (81, 845605), (131, 522855), (135, 507363), (393, 174285), (405, 169121), (655, 104571), (1179, 58095), (1291, 53055), (1965, 34857), (3537, 19365), (3873, 17685), (5895, 11619), (6455, 10611)]