220278318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{1993}}^1$

素因数の和:2133

約数の個数: 48

約数和(自身を含む): 481670640

約数和(自身を除く): 261392322

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 109, 169, 218, 327, 338, 507, 654, 1014, 1417, 1993, 2834, 3986, 4251, 5979, 8502, 11958, 18421, 25909, 36842, 51818, 55263, 77727, 110526, 155454, 217237, 336817, 434474, 651711, 673634, 1010451, 1303422, 2020902, 2824081, 5648162, 8472243, 16944486, 36713053, 73426106, 110139159, 220278318]

約数ペア:

[(1, 220278318), (2, 110139159), (3, 73426106), (6, 36713053), (13, 16944486), (26, 8472243), (39, 5648162), (78, 2824081), (109, 2020902), (169, 1303422), (218, 1010451), (327, 673634), (338, 651711), (507, 434474), (654, 336817), (1014, 217237), (1417, 155454), (1993, 110526), (2834, 77727), (3986, 55263), (4251, 51818), (5979, 36842), (8502, 25909), (11958, 18421)]