998982

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 2396160

約数和(自身を除く): 1397178

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 127, 138, 171, 207, 254, 342, 381, 414, 437, 762, 874, 1143, 1311, 2286, 2413, 2622, 2921, 3933, 4826, 5842, 7239, 7866, 8763, 14478, 17526, 21717, 26289, 43434, 52578, 55499, 110998, 166497, 332994, 499491, 998982]

約数ペア:

[(1, 998982), (2, 499491), (3, 332994), (6, 166497), (9, 110998), (18, 55499), (19, 52578), (23, 43434), (38, 26289), (46, 21717), (57, 17526), (69, 14478), (114, 8763), (127, 7866), (138, 7239), (171, 5842), (207, 4826), (254, 3933), (342, 2921), (381, 2622), (414, 2413), (437, 2286), (762, 1311), (874, 1143)]