289989726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{50929}}^1$

素因数の和:51020

約数の個数: 32

約数和(自身を含む): 633161760

約数和(自身を除く): 343172034

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 5694, 50929, 101858, 152787, 305574, 662077, 1324154, 1986231, 3717817, 3972462, 7435634, 11153451, 22306902, 48331621, 96663242, 144994863, 289989726]

約数ペア:

[(1, 289989726), (2, 144994863), (3, 96663242), (6, 48331621), (13, 22306902), (26, 11153451), (39, 7435634), (73, 3972462), (78, 3717817), (146, 1986231), (219, 1324154), (438, 662077), (949, 305574), (1898, 152787), (2847, 101858), (5694, 50929)]