15381278

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{63559}}^1$

素因数の和:63583

約数の個数: 12

約数和(自身を含む): 25360440

約数和(自身を除く): 9979162

約数列:

[1, 2, 11, 22, 121, 242, 63559, 127118, 699149, 1398298, 7690639, 15381278]

約数ペア:

[(1, 15381278), (2, 7690639), (11, 1398298), (22, 699149), (121, 127118), (242, 63559)]