82744641

素因数分解:

$3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1987}}^1$

素因数の和:2661

約数の個数: 24

約数和(自身を含む): 136869824

約数和(自身を除く): 54125183

約数列:

[1, 3, 7, 9, 21, 63, 661, 1983, 1987, 4627, 5949, 5961, 13881, 13909, 17883, 41643, 41727, 125181, 1313407, 3940221, 9193849, 11820663, 27581547, 82744641]

約数ペア:

[(1, 82744641), (3, 27581547), (7, 11820663), (9, 9193849), (21, 3940221), (63, 1313407), (661, 125181), (1983, 41727), (1987, 41643), (4627, 17883), (5949, 13909), (5961, 13881)]