190227681

素因数分解:

$3^2\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{2143}}^1$

素因数の和:3565

約数の個数: 24

約数和(自身を含む): 314396160

約数和(自身を除く): 124168479

約数列:

[1, 3, 7, 9, 21, 63, 1409, 2143, 4227, 6429, 9863, 12681, 15001, 19287, 29589, 45003, 88767, 135009, 3019487, 9058461, 21136409, 27175383, 63409227, 190227681]

約数ペア:

[(1, 190227681), (3, 63409227), (7, 27175383), (9, 21136409), (21, 9058461), (63, 3019487), (1409, 135009), (2143, 88767), (4227, 45003), (6429, 29589), (9863, 19287), (12681, 15001)]