890394219

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691837}}^1$

素因数の和:691867

約数の個数: 24

約数和(自身を含む): 1510974192

約数和(自身を除く): 620579973

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 691837, 2075511, 6226533, 7610207, 8993881, 22830621, 26981643, 68491863, 80944929, 98932691, 296798073, 890394219]

約数ペア:

[(1, 890394219), (3, 296798073), (9, 98932691), (11, 80944929), (13, 68491863), (33, 26981643), (39, 22830621), (99, 8993881), (117, 7610207), (143, 6226533), (429, 2075511), (1287, 691837)]