920640147

素因数分解:

$3^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{52883}}^1$

素因数の和:53722

約数の個数: 16

約数和(自身を含む): 1404599040

約数和(自身を除く): 483958893

約数列:

[1, 3, 7, 21, 829, 2487, 5803, 17409, 52883, 158649, 370181, 1110543, 43840007, 131520021, 306880049, 920640147]

約数ペア:

[(1, 920640147), (3, 306880049), (7, 131520021), (21, 43840007), (829, 1110543), (2487, 370181), (5803, 158649), (17409, 52883)]