907148907

素因数分解:

$3^2\times 7^3\times {\mathrm{293861}}^1$

素因数の和:293888

約数の個数: 24

約数和(自身を含む): 1528082400

約数和(自身を除く): 620933493

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 293861, 881583, 2057027, 2644749, 6171081, 14399189, 18513243, 43197567, 100794323, 129592701, 302382969, 907148907]

約数ペア:

[(1, 907148907), (3, 302382969), (7, 129592701), (9, 100794323), (21, 43197567), (49, 18513243), (63, 14399189), (147, 6171081), (343, 2644749), (441, 2057027), (1029, 881583), (3087, 293861)]