165438889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{2617}}^1$

素因数の和:3456

約数の個数: 16

約数和(自身を含む): 206591616

約数和(自身を除く): 41152727

約数列:

[1, 7, 11, 77, 821, 2617, 5747, 9031, 18319, 28787, 63217, 201509, 2148557, 15039899, 23634127, 165438889]

約数ペア:

[(1, 165438889), (7, 23634127), (11, 15039899), (77, 2148557), (821, 201509), (2617, 63217), (5747, 28787), (9031, 18319)]