40381467

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{51971}}^1$

素因数の和:52018

約数の個数: 16

約数和(自身を含む): 63197952

約数和(自身を除く): 22816485

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 51971, 155913, 363797, 1091391, 1922927, 5768781, 13460489, 40381467]

約数ペア:

[(1, 40381467), (3, 13460489), (7, 5768781), (21, 1922927), (37, 1091391), (111, 363797), (259, 155913), (777, 51971)]