28391258

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{119291}}^1$

素因数の和:119317

約数の個数: 16

約数和(自身を含む): 51534144

約数和(自身を除く): 23142886

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 119291, 238582, 835037, 1670074, 2027947, 4055894, 14195629, 28391258]

約数ペア:

[(1, 28391258), (2, 14195629), (7, 4055894), (14, 2027947), (17, 1670074), (34, 835037), (119, 238582), (238, 119291)]