1981330266

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{5407}}^1$

素因数の和:5958

約数の個数: 32

約数和(自身を含む): 3998891520

約数和(自身を除く): 2017561254

約数列:

[1, 2, 3, 6, 157, 314, 389, 471, 778, 942, 1167, 2334, 5407, 10814, 16221, 32442, 61073, 122146, 183219, 366438, 848899, 1697798, 2103323, 2546697, 4206646, 5093394, 6309969, 12619938, 330221711, 660443422, 990665133, 1981330266]

約数ペア:

[(1, 1981330266), (2, 990665133), (3, 660443422), (6, 330221711), (157, 12619938), (314, 6309969), (389, 5093394), (471, 4206646), (778, 2546697), (942, 2103323), (1167, 1697798), (2334, 848899), (5407, 366438), (10814, 183219), (16221, 122146), (32442, 61073)]