72387651

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{13309}}^1$

素因数の和:13363

約数の個数: 24

約数和(自身を含む): 115317840

約数和(自身を除く): 42930189

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 13309, 39927, 93163, 279489, 492433, 652141, 1477299, 1956423, 3447031, 10341093, 24129217, 72387651]

約数ペア:

[(1, 72387651), (3, 24129217), (7, 10341093), (21, 3447031), (37, 1956423), (49, 1477299), (111, 652141), (147, 492433), (259, 279489), (777, 93163), (1813, 39927), (5439, 13309)]