278295966

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3637}}^1$

素因数の和:3770

約数の個数: 64

約数和(自身を含む): 672302400

約数和(自身を除く): 394006434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 109, 117, 218, 234, 327, 351, 654, 702, 981, 1417, 1962, 2834, 2943, 3637, 4251, 5886, 7274, 8502, 10911, 12753, 21822, 25506, 32733, 38259, 47281, 65466, 76518, 94562, 98199, 141843, 196398, 283686, 396433, 425529, 792866, 851058, 1189299, 1276587, 2378598, 2553174, 3567897, 5153629, 7135794, 10307258, 10703691, 15460887, 21407382, 30921774, 46382661, 92765322, 139147983, 278295966]

約数ペア:

[(1, 278295966), (2, 139147983), (3, 92765322), (6, 46382661), (9, 30921774), (13, 21407382), (18, 15460887), (26, 10703691), (27, 10307258), (39, 7135794), (54, 5153629), (78, 3567897), (109, 2553174), (117, 2378598), (218, 1276587), (234, 1189299), (327, 851058), (351, 792866), (654, 425529), (702, 396433), (981, 283686), (1417, 196398), (1962, 141843), (2834, 98199), (2943, 94562), (3637, 76518), (4251, 65466), (5886, 47281), (7274, 38259), (8502, 32733), (10911, 25506), (12753, 21822)]