1855872009

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{125507}}^1$

素因数の和:125597

約数の個数: 24

約数和(自身を含む): 2819411712

約数和(自身を除く): 963539703

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1643, 4929, 14787, 125507, 376521, 1129563, 3890717, 6651871, 11672151, 19955613, 35016453, 59866839, 206208001, 618624003, 1855872009]

約数ペア:

[(1, 1855872009), (3, 618624003), (9, 206208001), (31, 59866839), (53, 35016453), (93, 19955613), (159, 11672151), (279, 6651871), (477, 3890717), (1643, 1129563), (4929, 376521), (14787, 125507)]