247987103

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{6473}}^1$

素因数の和:6914

約数の個数: 16

約数和(自身を含む): 305987136

約数和(自身を除く): 58000033

約数列:

[1, 7, 13, 91, 421, 2947, 5473, 6473, 38311, 45311, 84149, 589043, 2725133, 19075931, 35426729, 247987103]

約数ペア:

[(1, 247987103), (7, 35426729), (13, 19075931), (91, 2725133), (421, 589043), (2947, 84149), (5473, 45311), (6473, 38311)]