28451423

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 39148032

約数和(自身を除く): 10696609

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 661, 1001, 3311, 3913, 4627, 6149, 7271, 8593, 28423, 43043, 50897, 60151, 94523, 198961, 312653, 369499, 661661, 2188571, 2586493, 4064489, 28451423]

約数ペア:

[(1, 28451423), (7, 4064489), (11, 2586493), (13, 2188571), (43, 661661), (77, 369499), (91, 312653), (143, 198961), (301, 94523), (473, 60151), (559, 50897), (661, 43043), (1001, 28423), (3311, 8593), (3913, 7271), (4627, 6149)]