425873007

素因数分解:

$3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{25703}}^1$

素因数の和:25979

約数の個数: 24

約数和(自身を含む): 705729024

約数和(自身を除く): 279856017

約数列:

[1, 3, 7, 9, 21, 63, 263, 789, 1841, 2367, 5523, 16569, 25703, 77109, 179921, 231327, 539763, 1619289, 6759889, 20279667, 47319223, 60839001, 141957669, 425873007]

約数ペア:

[(1, 425873007), (3, 141957669), (7, 60839001), (9, 47319223), (21, 20279667), (63, 6759889), (263, 1619289), (789, 539763), (1841, 231327), (2367, 179921), (5523, 77109), (16569, 25703)]