28136003

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 8359357

約数列:

[1, 7, 17, 29, 31, 119, 203, 217, 263, 493, 527, 899, 1841, 3451, 3689, 4471, 6293, 7627, 8153, 15283, 31297, 53389, 57071, 106981, 129659, 138601, 236437, 907613, 970207, 1655059, 4019429, 28136003]

約数ペア:

[(1, 28136003), (7, 4019429), (17, 1655059), (29, 970207), (31, 907613), (119, 236437), (203, 138601), (217, 129659), (263, 106981), (493, 57071), (527, 53389), (899, 31297), (1841, 15283), (3451, 8153), (3689, 7627), (4471, 6293)]