27856725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28571}}^1$

素因数の和:28597

約数の個数: 24

約数和(自身を含む): 49600992

約数和(自身を除く): 21744267

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 28571, 85713, 142855, 371423, 428565, 714275, 1114269, 1857115, 2142825, 5571345, 9285575, 27856725]

約数ペア:

[(1, 27856725), (3, 9285575), (5, 5571345), (13, 2142825), (15, 1857115), (25, 1114269), (39, 714275), (65, 428565), (75, 371423), (195, 142855), (325, 85713), (975, 28571)]