2247473991

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{80287}}^1$

素因数の和:80371

約数の個数: 32

約数和(自身を含む): 3617456128

約数和(自身を除く): 1369982137

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1333, 3999, 9331, 27993, 80287, 240861, 562009, 1686027, 2488897, 3452341, 7466691, 10357023, 17422279, 24166387, 52266837, 72499161, 107022571, 321067713, 749157997, 2247473991]

約数ペア:

[(1, 2247473991), (3, 749157997), (7, 321067713), (21, 107022571), (31, 72499161), (43, 52266837), (93, 24166387), (129, 17422279), (217, 10357023), (301, 7466691), (651, 3452341), (903, 2488897), (1333, 1686027), (3999, 562009), (9331, 240861), (27993, 80287)]