1239204005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{828899}}^1$

素因数の和:828940

約数の個数: 16

約数和(自身を含む): 1671062400

約数和(自身を除く): 431858395

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 828899, 4144495, 10775687, 19064677, 53878435, 95323385, 247840801, 1239204005]

約数ペア:

[(1, 1239204005), (5, 247840801), (13, 95323385), (23, 53878435), (65, 19064677), (115, 10775687), (299, 4144495), (1495, 828899)]