81747899

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2953}}^1$

素因数の和:3050

約数の個数: 16

約数和(自身を含む): 90746880

約数和(自身を除く): 8998981

約数列:

[1, 19, 31, 47, 589, 893, 1457, 2953, 27683, 56107, 91543, 138791, 1739317, 2637029, 4302521, 81747899]

約数ペア:

[(1, 81747899), (19, 4302521), (31, 2637029), (47, 1739317), (589, 138791), (893, 91543), (1457, 56107), (2953, 27683)]