15403479

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3319}}^1$

素因数の和:3359

約数の個数: 32

約数和(自身を含む): 26772480

約数和(自身を除く): 11369001

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 3319, 4641, 9957, 23233, 43147, 56423, 69699, 129441, 169269, 302029, 394961, 733499, 906087, 1184883, 2200497, 5134493, 15403479]

約数ペア:

[(1, 15403479), (3, 5134493), (7, 2200497), (13, 1184883), (17, 906087), (21, 733499), (39, 394961), (51, 302029), (91, 169269), (119, 129441), (221, 69699), (273, 56423), (357, 43147), (663, 23233), (1547, 9957), (3319, 4641)]