131186816

素因数分解:

$2^7\times {\mathrm{137}}^1\times {\mathrm{7481}}^1$

素因数の和:7632

約数の個数: 32

約数和(自身を含む): 263291580

約数和(自身を除く): 132104764

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 274, 548, 1096, 2192, 4384, 7481, 8768, 14962, 17536, 29924, 59848, 119696, 239392, 478784, 957568, 1024897, 2049794, 4099588, 8199176, 16398352, 32796704, 65593408, 131186816]

約数ペア:

[(1, 131186816), (2, 65593408), (4, 32796704), (8, 16398352), (16, 8199176), (32, 4099588), (64, 2049794), (128, 1024897), (137, 957568), (274, 478784), (548, 239392), (1096, 119696), (2192, 59848), (4384, 29924), (7481, 17536), (8768, 14962)]