11721415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3727}}^1$

素因数の和:3786

約数の個数: 16

約数和(自身を含む): 15299712

約数和(自身を除く): 3578297

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 3727, 18635, 63359, 137899, 316795, 689495, 2344283, 11721415]

約数ペア:

[(1, 11721415), (5, 2344283), (17, 689495), (37, 316795), (85, 137899), (185, 63359), (629, 18635), (3145, 3727)]