39945521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12653}}^1$

素因数の和:12712

約数の個数: 16

約数和(自身を含む): 51020928

約数和(自身を除く): 11075407

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 12653, 88571, 139183, 518773, 974281, 3631411, 5706503, 39945521]

約数ペア:

[(1, 39945521), (7, 5706503), (11, 3631411), (41, 974281), (77, 518773), (287, 139183), (451, 88571), (3157, 12653)]