157416656

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{138571}}^1$

素因数の和:138650

約数の個数: 20

約数和(自身を含む): 309292704

約数和(自身を除く): 151876048

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 138571, 277142, 554284, 1108568, 2217136, 9838541, 19677082, 39354164, 78708328, 157416656]

約数ペア:

[(1, 157416656), (2, 78708328), (4, 39354164), (8, 19677082), (16, 9838541), (71, 2217136), (142, 1108568), (284, 554284), (568, 277142), (1136, 138571)]