81002746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{13103}}^1$

素因数の和:13397

約数の個数: 16

約数和(自身を含む): 133031808

約数和(自身を除く): 52029062

約数列:

[1, 2, 11, 22, 281, 562, 3091, 6182, 13103, 26206, 144133, 288266, 3681943, 7363886, 40501373, 81002746]

約数ペア:

[(1, 81002746), (2, 40501373), (11, 7363886), (22, 3681943), (281, 288266), (562, 144133), (3091, 26206), (6182, 13103)]