166249911

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 238993920

約数和(自身を除く): 72744009

約数列:

[1, 3, 23, 43, 69, 129, 137, 409, 411, 989, 1227, 2967, 3151, 5891, 9407, 9453, 17587, 17673, 28221, 52761, 56033, 135493, 168099, 404501, 406479, 1213503, 1288759, 2409419, 3866277, 7228257, 55416637, 166249911]

約数ペア:

[(1, 166249911), (3, 55416637), (23, 7228257), (43, 3866277), (69, 2409419), (129, 1288759), (137, 1213503), (409, 406479), (411, 404501), (989, 168099), (1227, 135493), (2967, 56033), (3151, 52761), (5891, 28221), (9407, 17673), (9453, 17587)]