68307421

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{15319}}^1$

素因数の和:15353

約数の個数: 16

約数和(自身を含む): 85792000

約数和(自身を除く): 17484579

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 15319, 107233, 199147, 750631, 1394029, 5254417, 9758203, 68307421]

約数ペア:

[(1, 68307421), (7, 9758203), (13, 5254417), (49, 1394029), (91, 750631), (343, 199147), (637, 107233), (4459, 15319)]