51560361

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 78693120

約数和(自身を除く): 27132759

約数列:

[1, 3, 9, 27, 53, 137, 159, 263, 411, 477, 789, 1233, 1431, 2367, 3699, 7101, 7261, 13939, 21783, 36031, 41817, 65349, 108093, 125451, 196047, 324279, 376353, 972837, 1909643, 5728929, 17186787, 51560361]

約数ペア:

[(1, 51560361), (3, 17186787), (9, 5728929), (27, 1909643), (53, 972837), (137, 376353), (159, 324279), (263, 196047), (411, 125451), (477, 108093), (789, 65349), (1233, 41817), (1431, 36031), (2367, 21783), (3699, 13939), (7101, 7261)]