680526

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 1842048

約数和(自身を除く): 1161522

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 491, 693, 982, 1386, 1473, 2946, 3437, 4419, 5401, 6874, 8838, 10311, 10802, 16203, 20622, 30933, 32406, 37807, 48609, 61866, 75614, 97218, 113421, 226842, 340263, 680526]

約数ペア:

[(1, 680526), (2, 340263), (3, 226842), (6, 113421), (7, 97218), (9, 75614), (11, 61866), (14, 48609), (18, 37807), (21, 32406), (22, 30933), (33, 20622), (42, 16203), (63, 10802), (66, 10311), (77, 8838), (99, 6874), (126, 5401), (154, 4419), (198, 3437), (231, 2946), (462, 1473), (491, 1386), (693, 982)]