2080665657

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{937}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 3649945600

約数和(自身を除く): 1569279943

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 379, 651, 837, 937, 1137, 1953, 2653, 2811, 3411, 5859, 6559, 7959, 8433, 10233, 11749, 19677, 23877, 25299, 29047, 35247, 59031, 71631, 82243, 87141, 105741, 177093, 203329, 246729, 261423, 317223, 355123, 609987, 740187, 784269, 1065369, 1829961, 2220561, 2485861, 3196107, 5489883, 7457583, 9588321, 11008813, 22372749, 33026439, 67118247, 77061691, 99079317, 231185073, 297237951, 693555219, 2080665657]

約数ペア:

[(1, 2080665657), (3, 693555219), (7, 297237951), (9, 231185073), (21, 99079317), (27, 77061691), (31, 67118247), (63, 33026439), (93, 22372749), (189, 11008813), (217, 9588321), (279, 7457583), (379, 5489883), (651, 3196107), (837, 2485861), (937, 2220561), (1137, 1829961), (1953, 1065369), (2653, 784269), (2811, 740187), (3411, 609987), (5859, 355123), (6559, 317223), (7959, 261423), (8433, 246729), (10233, 203329), (11749, 177093), (19677, 105741), (23877, 87141), (25299, 82243), (29047, 71631), (35247, 59031)]