68607921

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 93708288

約数和(自身を除く): 25100367

約数列:

[1, 3, 47, 141, 491, 991, 1473, 2973, 23077, 46577, 69231, 139731, 486581, 1459743, 22869307, 68607921]

約数ペア:

[(1, 68607921), (3, 22869307), (47, 1459743), (141, 486581), (491, 139731), (991, 69231), (1473, 46577), (2973, 23077)]