30216645

素因数分解:

$3^4\times 5^1\times {\mathrm{74609}}^1$

素因数の和:74626

約数の個数: 20

約数和(自身を含む): 54166860

約数和(自身を除く): 23950215

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 74609, 223827, 373045, 671481, 1119135, 2014443, 3357405, 6043329, 10072215, 30216645]

約数ペア:

[(1, 30216645), (3, 10072215), (5, 6043329), (9, 3357405), (15, 2014443), (27, 1119135), (45, 671481), (81, 373045), (135, 223827), (405, 74609)]