89855997

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 160358400

約数和(自身を除く): 70502403

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 59, 77, 133, 177, 209, 231, 347, 399, 413, 627, 649, 1041, 1121, 1239, 1463, 1947, 2429, 3363, 3817, 4389, 4543, 6593, 7287, 7847, 11451, 12331, 13629, 19779, 20473, 23541, 26719, 36993, 46151, 61419, 72523, 80157, 86317, 138453, 143311, 217569, 225203, 258951, 388987, 429933, 507661, 675609, 1166961, 1522983, 1576421, 2722909, 4278857, 4729263, 8168727, 12836571, 29951999, 89855997]

約数ペア:

[(1, 89855997), (3, 29951999), (7, 12836571), (11, 8168727), (19, 4729263), (21, 4278857), (33, 2722909), (57, 1576421), (59, 1522983), (77, 1166961), (133, 675609), (177, 507661), (209, 429933), (231, 388987), (347, 258951), (399, 225203), (413, 217569), (627, 143311), (649, 138453), (1041, 86317), (1121, 80157), (1239, 72523), (1463, 61419), (1947, 46151), (2429, 36993), (3363, 26719), (3817, 23541), (4389, 20473), (4543, 19779), (6593, 13629), (7287, 12331), (7847, 11451)]