1223019

素因数分解:

$3^5\times 7^1\times {\mathrm{719}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 2096640

約数和(自身を除く): 873621

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 719, 1701, 2157, 5033, 6471, 15099, 19413, 45297, 58239, 135891, 174717, 407673, 1223019]

約数ペア:

[(1, 1223019), (3, 407673), (7, 174717), (9, 135891), (21, 58239), (27, 45297), (63, 19413), (81, 15099), (189, 6471), (243, 5033), (567, 2157), (719, 1701)]