28485525

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8081}}^1$

素因数の和:8141

約数の個数: 24

約数和(自身を含む): 48104064

約数和(自身を除く): 19618539

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 8081, 24243, 40405, 121215, 202025, 379807, 606075, 1139421, 1899035, 5697105, 9495175, 28485525]

約数ペア:

[(1, 28485525), (3, 9495175), (5, 5697105), (15, 1899035), (25, 1139421), (47, 606075), (75, 379807), (141, 202025), (235, 121215), (705, 40405), (1175, 24243), (3525, 8081)]