131372885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{121081}}^1$

素因数の和:121124

約数の個数: 16

約数和(自身を含む): 185981952

約数和(自身を除く): 54609067

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 121081, 605405, 847567, 3753511, 4237835, 18767555, 26274577, 131372885]

約数ペア:

[(1, 131372885), (5, 26274577), (7, 18767555), (31, 4237835), (35, 3753511), (155, 847567), (217, 605405), (1085, 121081)]