290499057

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{2237}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 430125696

約数和(自身を除く): 139626639

約数列:

[1, 3, 9, 47, 141, 307, 423, 921, 2237, 2763, 6711, 14429, 20133, 43287, 105139, 129861, 315417, 686759, 946251, 2060277, 6180831, 32277673, 96833019, 290499057]

約数ペア:

[(1, 290499057), (3, 96833019), (9, 32277673), (47, 6180831), (141, 2060277), (307, 946251), (423, 686759), (921, 315417), (2237, 129861), (2763, 105139), (6711, 43287), (14429, 20133)]