2221835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1234165

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 199, 203, 319, 385, 995, 1015, 1393, 1595, 2189, 2233, 5771, 6965, 10945, 11165, 15323, 28855, 40397, 63481, 76615, 201985, 317405, 444367, 2221835]

約数ペア:

[(1, 2221835), (5, 444367), (7, 317405), (11, 201985), (29, 76615), (35, 63481), (55, 40397), (77, 28855), (145, 15323), (199, 11165), (203, 10945), (319, 6965), (385, 5771), (995, 2233), (1015, 2189), (1393, 1595)]