81501048

素因数分解:

$2^3\times 3^2\times {\mathrm{1131959}}^1$

素因数の和:1131971

約数の個数: 24

約数和(自身を含む): 220732200

約数和(自身を除く): 139231152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1131959, 2263918, 3395877, 4527836, 6791754, 9055672, 10187631, 13583508, 20375262, 27167016, 40750524, 81501048]

約数ペア:

[(1, 81501048), (2, 40750524), (3, 27167016), (4, 20375262), (6, 13583508), (8, 10187631), (9, 9055672), (12, 6791754), (18, 4527836), (24, 3395877), (36, 2263918), (72, 1131959)]