289166423

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{30851}}^1$

素因数の和:30974

約数の個数: 16

約数和(自身を含む): 359364096

約数和(自身を除く): 70197673

約数列:

[1, 7, 13, 91, 103, 721, 1339, 9373, 30851, 215957, 401063, 2807441, 3177653, 22243571, 41309489, 289166423]

約数ペア:

[(1, 289166423), (7, 41309489), (13, 22243571), (91, 3177653), (103, 2807441), (721, 401063), (1339, 215957), (9373, 30851)]