80398221

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 112487040

約数和(自身を除く): 32088819

約数列:

[1, 3, 31, 79, 93, 237, 353, 961, 1059, 2449, 2883, 7347, 10943, 27887, 32829, 75919, 83661, 227757, 339233, 864497, 1017699, 2593491, 26799407, 80398221]

約数ペア:

[(1, 80398221), (3, 26799407), (31, 2593491), (79, 1017699), (93, 864497), (237, 339233), (353, 227757), (961, 83661), (1059, 75919), (2449, 32829), (2883, 27887), (7347, 10943)]