28657053

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1193}}^1$

素因数の和:1373

約数の個数: 24

約数和(自身を含む): 44144568

約数和(自身を除く): 15487515

約数列:

[1, 3, 9, 17, 51, 153, 157, 471, 1193, 1413, 2669, 3579, 8007, 10737, 20281, 24021, 60843, 182529, 187301, 561903, 1685709, 3184117, 9552351, 28657053]

約数ペア:

[(1, 28657053), (3, 9552351), (9, 3184117), (17, 1685709), (51, 561903), (153, 187301), (157, 182529), (471, 60843), (1193, 24021), (1413, 20281), (2669, 10737), (3579, 8007)]