25923639

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 14718921

約数列:

[1, 3, 7, 21, 83, 107, 139, 249, 321, 417, 581, 749, 973, 1743, 2247, 2919, 8881, 11537, 14873, 26643, 34611, 44619, 62167, 80759, 104111, 186501, 242277, 312333, 1234459, 3703377, 8641213, 25923639]

約数ペア:

[(1, 25923639), (3, 8641213), (7, 3703377), (21, 1234459), (83, 312333), (107, 242277), (139, 186501), (249, 104111), (321, 80759), (417, 62167), (581, 44619), (749, 34611), (973, 26643), (1743, 14873), (2247, 11537), (2919, 8881)]