389953326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{215921}}^1$

素因数の和:215976

約数の個数: 32

約数和(自身を含む): 912054528

約数和(自身を除く): 522101202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 215921, 431842, 647763, 1295526, 1511447, 3022894, 4534341, 9068682, 9284603, 18569206, 27853809, 55707618, 64992221, 129984442, 194976663, 389953326]

約数ペア:

[(1, 389953326), (2, 194976663), (3, 129984442), (6, 64992221), (7, 55707618), (14, 27853809), (21, 18569206), (42, 9284603), (43, 9068682), (86, 4534341), (129, 3022894), (258, 1511447), (301, 1295526), (602, 647763), (903, 431842), (1806, 215921)]