81588441

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{66821}}^1$

素因数の和:66872

約数の個数: 16

約数和(自身を含む): 121883328

約数和(自身を除く): 40294887

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 66821, 200463, 735031, 2205093, 2472377, 7417131, 27196147, 81588441]

約数ペア:

[(1, 81588441), (3, 27196147), (11, 7417131), (33, 2472377), (37, 2205093), (111, 735031), (407, 200463), (1221, 66821)]