989845479

素因数分解:

$3^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{24061}}^1$

素因数の和:24727

約数の個数: 24

約数和(自身を含む): 1636600992

約数和(自身を除く): 646755513

約数列:

[1, 3, 7, 9, 21, 63, 653, 1959, 4571, 5877, 13713, 24061, 41139, 72183, 168427, 216549, 505281, 1515843, 15711833, 47135499, 109982831, 141406497, 329948493, 989845479]

約数ペア:

[(1, 989845479), (3, 329948493), (7, 141406497), (9, 109982831), (21, 47135499), (63, 15711833), (653, 1515843), (1959, 505281), (4571, 216549), (5877, 168427), (13713, 72183), (24061, 41139)]