279974982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{6823}}^1$

素因数の和:7812

約数の個数: 32

約数和(自身を含む): 640691712

約数和(自身を除く): 360716730

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 977, 1954, 2931, 5862, 6823, 6839, 13646, 13678, 20469, 20517, 40938, 41034, 47761, 95522, 143283, 286566, 6666071, 13332142, 19998213, 39996426, 46662497, 93324994, 139987491, 279974982]

約数ペア:

[(1, 279974982), (2, 139987491), (3, 93324994), (6, 46662497), (7, 39996426), (14, 19998213), (21, 13332142), (42, 6666071), (977, 286566), (1954, 143283), (2931, 95522), (5862, 47761), (6823, 41034), (6839, 40938), (13646, 20517), (13678, 20469)]