81481322

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{241069}}^1$

素因数の和:241097

約数の個数: 12

約数和(自身を含む): 132347430

約数和(自身を除く): 50866108

約数列:

[1, 2, 13, 26, 169, 338, 241069, 482138, 3133897, 6267794, 40740661, 81481322]

約数ペア:

[(1, 81481322), (2, 40740661), (13, 6267794), (26, 3133897), (169, 482138), (338, 241069)]