81569448

素因数分解:

$2^3\times 3^2\times {\mathrm{1132909}}^1$

素因数の和:1132921

約数の個数: 24

約数和(自身を含む): 220917450

約数和(自身を除く): 139348002

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1132909, 2265818, 3398727, 4531636, 6797454, 9063272, 10196181, 13594908, 20392362, 27189816, 40784724, 81569448]

約数ペア:

[(1, 81569448), (2, 40784724), (3, 27189816), (4, 20392362), (6, 13594908), (8, 10196181), (9, 9063272), (12, 6797454), (18, 4531636), (24, 3398727), (36, 2265818), (72, 1132909)]