1264291281

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{8887}}^1$

素因数の和:9386

約数の個数: 32

約数和(自身を含む): 2047795200

約数和(自身を除く): 783503919

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 479, 1437, 4311, 5269, 8887, 12933, 15807, 26661, 47421, 79983, 97757, 142263, 239949, 293271, 879813, 2639439, 4256873, 12770619, 38311857, 46825603, 114935571, 140476809, 421430427, 1264291281]

約数ペア:

[(1, 1264291281), (3, 421430427), (9, 140476809), (11, 114935571), (27, 46825603), (33, 38311857), (99, 12770619), (297, 4256873), (479, 2639439), (1437, 879813), (4311, 293271), (5269, 239949), (8887, 142263), (12933, 97757), (15807, 79983), (26661, 47421)]