81569485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{14323}}^1$

素因数の和:14412

約数の個数: 16

約数和(自身を含む): 105195456

約数和(自身を除く): 23625971

約数列:

[1, 5, 17, 67, 85, 335, 1139, 5695, 14323, 71615, 243491, 959641, 1217455, 4798205, 16313897, 81569485]

約数ペア:

[(1, 81569485), (5, 16313897), (17, 4798205), (67, 1217455), (85, 959641), (335, 243491), (1139, 71615), (5695, 14323)]