209898345

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{608401}}^1$

素因数の和:608432

約数の個数: 16

約数和(自身を含む): 350439552

約数和(自身を除く): 140541207

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 608401, 1825203, 3042005, 9126015, 13993223, 41979669, 69966115, 209898345]

約数ペア:

[(1, 209898345), (3, 69966115), (5, 41979669), (15, 13993223), (23, 9126015), (69, 3042005), (115, 1825203), (345, 608401)]