557216786

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{20719}}^1$

素因数の和:20858

約数の個数: 32

約数和(自身を含む): 1020418560

約数和(自身を除く): 463201774

約数列:

[1, 2, 7, 14, 17, 34, 113, 119, 226, 238, 791, 1582, 1921, 3842, 13447, 20719, 26894, 41438, 145033, 290066, 352223, 704446, 2341247, 2465561, 4682494, 4931122, 16388729, 32777458, 39801199, 79602398, 278608393, 557216786]

約数ペア:

[(1, 557216786), (2, 278608393), (7, 79602398), (14, 39801199), (17, 32777458), (34, 16388729), (113, 4931122), (119, 4682494), (226, 2465561), (238, 2341247), (791, 704446), (1582, 352223), (1921, 290066), (3842, 145033), (13447, 41438), (20719, 26894)]