161690218

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1\times {\mathrm{1117}}^1$

素因数の和:1737

約数の個数: 16

約数和(自身を含む): 244828584

約数和(自身を除く): 83138366

約数列:

[1, 2, 157, 314, 461, 922, 1117, 2234, 72377, 144754, 175369, 350738, 514937, 1029874, 80845109, 161690218]

約数ペア:

[(1, 161690218), (2, 80845109), (157, 1029874), (314, 514937), (461, 350738), (922, 175369), (1117, 144754), (2234, 72377)]