40421913

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{3313}}^1$

素因数の和:3413

約数の個数: 24

約数和(自身を含む): 63469728

約数和(自身を除く): 23047815

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 3313, 4067, 9939, 12201, 23191, 69573, 162337, 274979, 487011, 824937, 1924853, 5774559, 13473971, 40421913]

約数ペア:

[(1, 40421913), (3, 13473971), (7, 5774559), (21, 1924853), (49, 824937), (83, 487011), (147, 274979), (249, 162337), (581, 69573), (1743, 23191), (3313, 12201), (4067, 9939)]