28155225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53629}}^1$

素因数の和:53649

約数の個数: 24

約数和(自身を含む): 53200960

約数和(自身を除く): 25045735

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 53629, 160887, 268145, 375403, 804435, 1126209, 1340725, 1877015, 4022175, 5631045, 9385075, 28155225]

約数ペア:

[(1, 28155225), (3, 9385075), (5, 5631045), (7, 4022175), (15, 1877015), (21, 1340725), (25, 1126209), (35, 804435), (75, 375403), (105, 268145), (175, 160887), (525, 53629)]