156920256621

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{421}}^1\times {\mathrm{302297}}^1$

素因数の和:302861

約数の個数: 24

約数和(自身を含む): 228860142264

約数和(自身を除く): 71939885643

約数列:

[1, 3, 9, 137, 411, 421, 1233, 1263, 3789, 57677, 173031, 302297, 519093, 906891, 2720673, 41414689, 124244067, 127267037, 372732201, 381801111, 1145403333, 17435584069, 52306752207, 156920256621]

約数ペア:

[(1, 156920256621), (3, 52306752207), (9, 17435584069), (137, 1145403333), (411, 381801111), (421, 372732201), (1233, 127267037), (1263, 124244067), (3789, 41414689), (57677, 2720673), (173031, 906891), (302297, 519093)]