256898862

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{21991}}^1$

素因数の和:22069

約数の個数: 48

約数和(自身を含む): 617535360

約数和(自身を除く): 360636498

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 177, 198, 354, 531, 649, 1062, 1298, 1947, 3894, 5841, 11682, 21991, 43982, 65973, 131946, 197919, 241901, 395838, 483802, 725703, 1297469, 1451406, 2177109, 2594938, 3892407, 4354218, 7784814, 11677221, 14272159, 23354442, 28544318, 42816477, 85632954, 128449431, 256898862]

約数ペア:

[(1, 256898862), (2, 128449431), (3, 85632954), (6, 42816477), (9, 28544318), (11, 23354442), (18, 14272159), (22, 11677221), (33, 7784814), (59, 4354218), (66, 3892407), (99, 2594938), (118, 2177109), (177, 1451406), (198, 1297469), (354, 725703), (531, 483802), (649, 395838), (1062, 241901), (1298, 197919), (1947, 131946), (3894, 65973), (5841, 43982), (11682, 21991)]