81579816

素因数分解:

$2^3\times 3^2\times {\mathrm{1133053}}^1$

素因数の和:1133065

約数の個数: 24

約数和(自身を含む): 220945530

約数和(自身を除く): 139365714

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1133053, 2266106, 3399159, 4532212, 6798318, 9064424, 10197477, 13596636, 20394954, 27193272, 40789908, 81579816]

約数ペア:

[(1, 81579816), (2, 40789908), (3, 27193272), (4, 20394954), (6, 13596636), (8, 10197477), (9, 9064424), (12, 6798318), (18, 4532212), (24, 3399159), (36, 2266106), (72, 1133053)]