996819109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 1208721024

約数和(自身を除く): 211901915

約数列:

[1, 11, 13, 37, 143, 293, 407, 481, 643, 3223, 3809, 5291, 7073, 8359, 10841, 23791, 41899, 91949, 119251, 140933, 188399, 261701, 309283, 1550263, 2072389, 2449187, 3402113, 6970763, 26941057, 76678393, 90619919, 996819109]

約数ペア:

[(1, 996819109), (11, 90619919), (13, 76678393), (37, 26941057), (143, 6970763), (293, 3402113), (407, 2449187), (481, 2072389), (643, 1550263), (3223, 309283), (3809, 261701), (5291, 188399), (7073, 140933), (8359, 119251), (10841, 91949), (23791, 41899)]