77420161

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2143}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 95570944

約数和(自身を除く): 18150783

約数列:

[1, 7, 13, 91, 397, 2143, 2779, 5161, 15001, 27859, 36127, 195013, 850771, 5955397, 11060023, 77420161]

約数ペア:

[(1, 77420161), (7, 11060023), (13, 5955397), (91, 850771), (397, 195013), (2143, 36127), (2779, 27859), (5161, 15001)]