7970157

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:89

約数の個数: 42

約数和(自身を含む): 13328042

約数和(自身を除く): 5357885

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 243, 261, 351, 377, 729, 783, 841, 1053, 1131, 2349, 2523, 3159, 3393, 7047, 7569, 9477, 10179, 10933, 21141, 22707, 30537, 32799, 68121, 91611, 98397, 204363, 274833, 295191, 613089, 885573, 2656719, 7970157]

約数ペア:

[(1, 7970157), (3, 2656719), (9, 885573), (13, 613089), (27, 295191), (29, 274833), (39, 204363), (81, 98397), (87, 91611), (117, 68121), (243, 32799), (261, 30537), (351, 22707), (377, 21141), (729, 10933), (783, 10179), (841, 9477), (1053, 7569), (1131, 7047), (2349, 3393), (2523, 3159)]