215143487

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{1579}}^1$

素因数の和:1862

約数の個数: 16

約数和(自身を含む): 237834240

約数和(自身を除く): 22690753

約数列:

[1, 13, 47, 223, 611, 1579, 2899, 10481, 20527, 74213, 136253, 352117, 964769, 4577521, 16549499, 215143487]

約数ペア:

[(1, 215143487), (13, 16549499), (47, 4577521), (223, 964769), (611, 352117), (1579, 136253), (2899, 74213), (10481, 20527)]