211557919

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{347}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 222898176

約数和(自身を除く): 11340257

約数列:

[1, 31, 71, 277, 347, 2201, 8587, 10757, 19667, 24637, 96119, 609677, 763747, 2979689, 6824449, 211557919]

約数ペア:

[(1, 211557919), (31, 6824449), (71, 2979689), (277, 763747), (347, 609677), (2201, 96119), (8587, 24637), (10757, 19667)]