139373307

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{3191}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 211131648

約数和(自身を除く): 71758341

約数列:

[1, 3, 9, 23, 69, 207, 211, 633, 1899, 3191, 4853, 9573, 14559, 28719, 43677, 73393, 220179, 660537, 673301, 2019903, 6059709, 15485923, 46457769, 139373307]

約数ペア:

[(1, 139373307), (3, 46457769), (9, 15485923), (23, 6059709), (69, 2019903), (207, 673301), (211, 660537), (633, 220179), (1899, 73393), (3191, 43677), (4853, 28719), (9573, 14559)]