68156907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249659}}^1$

素因数の和:249682

約数の個数: 16

約数和(自身を含む): 111847680

約数和(自身を除く): 43690773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 249659, 748977, 1747613, 3245567, 5242839, 9736701, 22718969, 68156907]

約数ペア:

[(1, 68156907), (3, 22718969), (7, 9736701), (13, 5242839), (21, 3245567), (39, 1747613), (91, 748977), (273, 249659)]