77141997

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{40241}}^1$

素因数の和:40321

約数の個数: 16

約数和(自身を含む): 115896960

約数和(自身を除く): 38754963

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 40241, 120723, 362169, 1086507, 2857111, 8571333, 25713999, 77141997]

約数ペア:

[(1, 77141997), (3, 25713999), (9, 8571333), (27, 2857111), (71, 1086507), (213, 362169), (639, 120723), (1917, 40241)]