25005001

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 29286400

約数和(自身を除く): 4281399

約数列:

[1, 7, 79, 103, 439, 553, 721, 3073, 8137, 34681, 45217, 56959, 242767, 316519, 3572143, 25005001]

約数ペア:

[(1, 25005001), (7, 3572143), (79, 316519), (103, 242767), (439, 56959), (553, 45217), (721, 34681), (3073, 8137)]