550311146

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{1993}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 1043835072

約数和(自身を除く): 493523926

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 163, 242, 326, 847, 1141, 1694, 1793, 1993, 2282, 3586, 3986, 12551, 13951, 19723, 21923, 25102, 27902, 39446, 43846, 138061, 153461, 241153, 276122, 306922, 324859, 482306, 649718, 1688071, 2274013, 3376142, 3573449, 4548026, 7146898, 25014143, 39307939, 50028286, 78615878, 275155573, 550311146]

約数ペア:

[(1, 550311146), (2, 275155573), (7, 78615878), (11, 50028286), (14, 39307939), (22, 25014143), (77, 7146898), (121, 4548026), (154, 3573449), (163, 3376142), (242, 2274013), (326, 1688071), (847, 649718), (1141, 482306), (1694, 324859), (1793, 306922), (1993, 276122), (2282, 241153), (3586, 153461), (3986, 138061), (12551, 43846), (13951, 39446), (19723, 27902), (21923, 25102)]