199457951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 257292288

約数和(自身を除く): 57834337

約数列:

[1, 7, 11, 43, 77, 107, 301, 473, 563, 749, 1177, 3311, 3941, 4601, 6193, 8239, 24209, 32207, 43351, 50611, 60241, 169463, 266299, 354277, 421687, 662651, 1864093, 2590363, 4638557, 18132541, 28493993, 199457951]

約数ペア:

[(1, 199457951), (7, 28493993), (11, 18132541), (43, 4638557), (77, 2590363), (107, 1864093), (301, 662651), (473, 421687), (563, 354277), (749, 266299), (1177, 169463), (3311, 60241), (3941, 50611), (4601, 43351), (6193, 32207), (8239, 24209)]