81333505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{2389}}^1$

素因数の和:3024

約数の個数: 16

約数和(自身を含む): 106689600

約数和(自身を除く): 25356095

約数列:

[1, 5, 11, 55, 619, 2389, 3095, 6809, 11945, 26279, 34045, 131395, 1478791, 7393955, 16266701, 81333505]

約数ペア:

[(1, 81333505), (5, 16266701), (11, 7393955), (55, 1478791), (619, 131395), (2389, 34045), (3095, 26279), (6809, 11945)]