28705266

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{4789}}^1$

素因数の和:4840

約数の個数: 40

約数和(自身を含む): 66073260

約数和(自身を除く): 37367994

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 4789, 5994, 9578, 14367, 28734, 43101, 86202, 129303, 177193, 258606, 354386, 387909, 531579, 775818, 1063158, 1594737, 3189474, 4784211, 9568422, 14352633, 28705266]

約数ペア:

[(1, 28705266), (2, 14352633), (3, 9568422), (6, 4784211), (9, 3189474), (18, 1594737), (27, 1063158), (37, 775818), (54, 531579), (74, 387909), (81, 354386), (111, 258606), (162, 177193), (222, 129303), (333, 86202), (666, 43101), (999, 28734), (1998, 14367), (2997, 9578), (4789, 5994)]