319874427

素因数分解:

$3^4\times {\mathrm{1223}}^1\times {\mathrm{3229}}^1$

素因数の和:4464

約数の個数: 20

約数和(自身を含む): 478375920

約数和(自身を除く): 158501493

約数列:

[1, 3, 9, 27, 81, 1223, 3229, 3669, 9687, 11007, 29061, 33021, 87183, 99063, 261549, 3949067, 11847201, 35541603, 106624809, 319874427]

約数ペア:

[(1, 319874427), (3, 106624809), (9, 35541603), (27, 11847201), (81, 3949067), (1223, 261549), (3229, 99063), (3669, 87183), (9687, 33021), (11007, 29061)]