12618505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2876

約数の個数: 16

約数和(自身を含む): 16341264

約数和(自身を除く): 3722759

約数列:

[1, 5, 17, 53, 85, 265, 901, 2801, 4505, 14005, 47617, 148453, 238085, 742265, 2523701, 12618505]

約数ペア:

[(1, 12618505), (5, 2523701), (17, 742265), (53, 238085), (85, 148453), (265, 47617), (901, 14005), (2801, 4505)]