51636765

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 85155840

約数和(自身を除く): 33519075

約数列:

[1, 3, 5, 15, 43, 129, 215, 223, 359, 645, 669, 1077, 1115, 1795, 3345, 5385, 9589, 15437, 28767, 46311, 47945, 77185, 80057, 143835, 231555, 240171, 400285, 1200855, 3442451, 10327353, 17212255, 51636765]

約数ペア:

[(1, 51636765), (3, 17212255), (5, 10327353), (15, 3442451), (43, 1200855), (129, 400285), (215, 240171), (223, 231555), (359, 143835), (645, 80057), (669, 77185), (1077, 47945), (1115, 46311), (1795, 28767), (3345, 15437), (5385, 9589)]