218251657

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{1321}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 239863680

約数和(自身を除く): 21612023

約数列:

[1, 13, 71, 179, 923, 1321, 2327, 12709, 17173, 93791, 165217, 236459, 1219283, 3073967, 16788589, 218251657]

約数ペア:

[(1, 218251657), (13, 16788589), (71, 3073967), (179, 1219283), (923, 236459), (1321, 165217), (2327, 93791), (12709, 17173)]