2166831

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 3347344

約数和(自身を除く): 1180513

約数列:

[1, 3, 9, 27, 37, 81, 111, 241, 243, 333, 723, 999, 2169, 2997, 6507, 8917, 8991, 19521, 26751, 58563, 80253, 240759, 722277, 2166831]

約数ペア:

[(1, 2166831), (3, 722277), (9, 240759), (27, 80253), (37, 58563), (81, 26751), (111, 19521), (241, 8991), (243, 8917), (333, 6507), (723, 2997), (999, 2169)]