279912201121

素因数分解:

$7^1\times {\mathrm{271}}^1\times {\mathrm{7237}}^1\times {\mathrm{20389}}^1$

素因数の和:27904

約数の個数: 16

約数和(自身を含む): 321140216320

約数和(自身を除く): 41228015199

約数列:

[1, 7, 271, 1897, 7237, 20389, 50659, 142723, 1961227, 5525419, 13728589, 38677933, 147555193, 1032886351, 39987457303, 279912201121]

約数ペア:

[(1, 279912201121), (7, 39987457303), (271, 1032886351), (1897, 147555193), (7237, 38677933), (20389, 13728589), (50659, 5525419), (142723, 1961227)]