420176493

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{385837}}^1$

素因数の和:385865

約数の個数: 18

約数和(自身を含む): 667113902

約数和(自身を除く): 246937409

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 385837, 1157511, 3472533, 4244207, 12732621, 38197863, 46686277, 140058831, 420176493]

約数ペア:

[(1, 420176493), (3, 140058831), (9, 46686277), (11, 38197863), (33, 12732621), (99, 4244207), (121, 3472533), (363, 1157511), (1089, 385837)]