1235007

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:284

約数の個数: 20

約数和(自身を含む): 1877920

約数和(自身を除く): 642913

約数列:

[1, 3, 9, 27, 79, 81, 193, 237, 579, 711, 1737, 2133, 5211, 6399, 15247, 15633, 45741, 137223, 411669, 1235007]

約数ペア:

[(1, 1235007), (3, 411669), (9, 137223), (27, 45741), (79, 15633), (81, 15247), (193, 6399), (237, 5211), (579, 2133), (711, 1737)]