664908042

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1560817}}^1$

素因数の和:1560893

約数の個数: 16

約数和(自身を含む): 1348546752

約数和(自身を除く): 683638710

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 1560817, 3121634, 4682451, 9364902, 110818007, 221636014, 332454021, 664908042]

約数ペア:

[(1, 664908042), (2, 332454021), (3, 221636014), (6, 110818007), (71, 9364902), (142, 4682451), (213, 3121634), (426, 1560817)]