78250417

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18979}}^1$

素因数の和:19036

約数の個数: 16

約数和(自身を含む): 97177600

約数和(自身を除く): 18927183

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 18979, 132853, 360601, 588349, 2524207, 4118443, 11178631, 78250417]

約数ペア:

[(1, 78250417), (7, 11178631), (19, 4118443), (31, 2524207), (133, 588349), (217, 360601), (589, 132853), (4123, 18979)]