28200003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2281}}^1$

素因数の和:2614

約数の個数: 16

約数和(自身を含む): 40637856

約数和(自身を除く): 12437853

約数列:

[1, 3, 13, 39, 317, 951, 2281, 4121, 6843, 12363, 29653, 88959, 723077, 2169231, 9400001, 28200003]

約数ペア:

[(1, 28200003), (3, 9400001), (13, 2169231), (39, 723077), (317, 88959), (951, 29653), (2281, 12363), (4121, 6843)]