661140631489

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{49667}}^1\times {\mathrm{23813}}^1$

素因数の和:73536

約数の個数: 16

約数和(自身を含む): 728600951232

約数和(自身を除く): 67460319743

約数列:

[1, 13, 43, 559, 23813, 49667, 309569, 645671, 1023959, 2135681, 13311467, 27763853, 1182720271, 15375363523, 50856971653, 661140631489]

約数ペア:

[(1, 661140631489), (13, 50856971653), (43, 15375363523), (559, 1182720271), (23813, 27763853), (49667, 13311467), (309569, 2135681), (645671, 1023959)]