2199798

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:418

約数の個数: 40

約数和(自身を含む): 5076192

約数和(自身を除く): 2876394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 367, 666, 734, 999, 1101, 1998, 2202, 2997, 3303, 5994, 6606, 9909, 13579, 19818, 27158, 29727, 40737, 59454, 81474, 122211, 244422, 366633, 733266, 1099899, 2199798]

約数ペア:

[(1, 2199798), (2, 1099899), (3, 733266), (6, 366633), (9, 244422), (18, 122211), (27, 81474), (37, 59454), (54, 40737), (74, 29727), (81, 27158), (111, 19818), (162, 13579), (222, 9909), (333, 6606), (367, 5994), (666, 3303), (734, 2997), (999, 2202), (1101, 1998)]