1234556999

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2311}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 1396216800

約数和(自身を除く): 161659801

約数列:

[1, 13, 29, 109, 169, 377, 1417, 2311, 3161, 4901, 18421, 30043, 41093, 67019, 251899, 390559, 534209, 871247, 3274687, 7305071, 11326211, 42570931, 94965923, 1234556999]

約数ペア:

[(1, 1234556999), (13, 94965923), (29, 42570931), (109, 11326211), (169, 7305071), (377, 3274687), (1417, 871247), (2311, 534209), (3161, 390559), (4901, 251899), (18421, 67019), (30043, 41093)]