81705057

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{125507}}^1$

素因数の和:125548

約数の個数: 16

約数和(自身を含む): 128520192

約数和(自身を除く): 46815135

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 125507, 376521, 878549, 2635647, 3890717, 11672151, 27235019, 81705057]

約数ペア:

[(1, 81705057), (3, 27235019), (7, 11672151), (21, 3890717), (31, 2635647), (93, 878549), (217, 376521), (651, 125507)]