77868990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{865211}}^1$

素因数の和:865224

約数の個数: 24

約数和(自身を含む): 202459608

約数和(自身を除く): 124590618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 865211, 1730422, 2595633, 4326055, 5191266, 7786899, 8652110, 12978165, 15573798, 25956330, 38934495, 77868990]

約数ペア:

[(1, 77868990), (2, 38934495), (3, 25956330), (5, 15573798), (6, 12978165), (9, 8652110), (10, 7786899), (15, 5191266), (18, 4326055), (30, 2595633), (45, 1730422), (90, 865211)]