28512365

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4013}}^1$

素因数の和:4061

約数の個数: 24

約数和(自身を含む): 41183640

約数和(自身を除く): 12671275

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 4013, 7105, 20065, 28091, 116377, 140455, 196637, 581885, 814639, 983185, 4073195, 5702473, 28512365]

約数ペア:

[(1, 28512365), (5, 5702473), (7, 4073195), (29, 983185), (35, 814639), (49, 581885), (145, 196637), (203, 140455), (245, 116377), (1015, 28091), (1421, 20065), (4013, 7105)]