309051071

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 373309440

約数和(自身を除く): 64258369

約数列:

[1, 7, 41, 61, 127, 139, 287, 427, 889, 973, 2501, 5207, 5699, 7747, 8479, 17507, 17653, 36449, 39893, 54229, 59353, 123571, 317627, 347639, 723773, 1076833, 2223389, 2433473, 5066411, 7537831, 44150153, 309051071]

約数ペア:

[(1, 309051071), (7, 44150153), (41, 7537831), (61, 5066411), (127, 2433473), (139, 2223389), (287, 1076833), (427, 723773), (889, 347639), (973, 317627), (2501, 123571), (5207, 59353), (5699, 54229), (7747, 39893), (8479, 36449), (17507, 17653)]