2275505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 2916864

約数和(自身を除く): 641359

約数列:

[1, 5, 23, 47, 115, 235, 421, 1081, 2105, 5405, 9683, 19787, 48415, 98935, 455101, 2275505]

約数ペア:

[(1, 2275505), (5, 455101), (23, 98935), (47, 48415), (115, 19787), (235, 9683), (421, 5405), (1081, 2105)]