165861836

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{397}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 341273856

約数和(自身を除く): 175412020

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 347, 397, 602, 694, 794, 1204, 1388, 1588, 2429, 2779, 4858, 5558, 9716, 11116, 14921, 17071, 29842, 34142, 59684, 68284, 104447, 119497, 137759, 208894, 238994, 275518, 417788, 477988, 551036, 964313, 1928626, 3857252, 5923637, 11847274, 23694548, 41465459, 82930918, 165861836]

約数ペア:

[(1, 165861836), (2, 82930918), (4, 41465459), (7, 23694548), (14, 11847274), (28, 5923637), (43, 3857252), (86, 1928626), (172, 964313), (301, 551036), (347, 477988), (397, 417788), (602, 275518), (694, 238994), (794, 208894), (1204, 137759), (1388, 119497), (1588, 104447), (2429, 68284), (2779, 59684), (4858, 34142), (5558, 29842), (9716, 17071), (11116, 14921)]