90351639

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2257

約数の個数: 48

約数和(自身を含む): 160803840

約数和(自身を除く): 70452201

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 2203, 4557, 5859, 6609, 13671, 15421, 19827, 41013, 46263, 59481, 68293, 107947, 138789, 204879, 323841, 416367, 478051, 614637, 971523, 1434153, 1843911, 2914569, 3346357, 4302459, 10039071, 12907377, 30117213, 90351639]

約数ペア:

[(1, 90351639), (3, 30117213), (7, 12907377), (9, 10039071), (21, 4302459), (27, 3346357), (31, 2914569), (49, 1843911), (63, 1434153), (93, 971523), (147, 614637), (189, 478051), (217, 416367), (279, 323841), (441, 204879), (651, 138789), (837, 107947), (1323, 68293), (1519, 59481), (1953, 46263), (2203, 41013), (4557, 19827), (5859, 15421), (6609, 13671)]