720068489

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{4951}}^1$

素因数の和:5300

約数の個数: 16

約数和(自身を含む): 836689920

約数和(自身を除く): 116621431

約数列:

[1, 7, 79, 263, 553, 1841, 4951, 20777, 34657, 145439, 391129, 1302113, 2737903, 9114791, 102866927, 720068489]

約数ペア:

[(1, 720068489), (7, 102866927), (79, 9114791), (263, 2737903), (553, 1302113), (1841, 391129), (4951, 145439), (20777, 34657)]