28401075

素因数分解:

$3^2\times 5^2\times {\mathrm{126227}}^1$

素因数の和:126243

約数の個数: 18

約数和(自身を含む): 50869884

約数和(自身を除く): 22468809

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 126227, 378681, 631135, 1136043, 1893405, 3155675, 5680215, 9467025, 28401075]

約数ペア:

[(1, 28401075), (3, 9467025), (5, 5680215), (9, 3155675), (15, 1893405), (25, 1136043), (45, 631135), (75, 378681), (225, 126227)]