81619151

素因数分解:

${\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 86643648

約数和(自身を除く): 5024497

約数列:

[1, 37, 41, 173, 311, 1517, 6401, 7093, 11507, 12751, 53803, 262441, 471787, 1990711, 2205923, 81619151]

約数ペア:

[(1, 81619151), (37, 2205923), (41, 1990711), (173, 471787), (311, 262441), (1517, 53803), (6401, 12751), (7093, 11507)]