28401525

素因数分解:

$3^2\times 5^2\times {\mathrm{126229}}^1$

素因数の和:126245

約数の個数: 18

約数和(自身を含む): 50870690

約数和(自身を除く): 22469165

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 126229, 378687, 631145, 1136061, 1893435, 3155725, 5680305, 9467175, 28401525]

約数ペア:

[(1, 28401525), (3, 9467175), (5, 5680305), (9, 3155725), (15, 1893435), (25, 1136061), (45, 631145), (75, 378687), (225, 126229)]