139797903

素因数分解:

$3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{28571}}^1$

素因数の和:28814

約数の個数: 16

約数和(自身を含む): 213947136

約数和(自身を除く): 74149233

約数列:

[1, 3, 7, 21, 233, 699, 1631, 4893, 28571, 85713, 199997, 599991, 6657043, 19971129, 46599301, 139797903]

約数ペア:

[(1, 139797903), (3, 46599301), (7, 19971129), (21, 6657043), (233, 599991), (699, 199997), (1631, 85713), (4893, 28571)]