1215240825

素因数分解:

$3^1\times 5^2\times {\mathrm{16203211}}^1$

素因数の和:16203224

約数の個数: 12

約数和(自身を含む): 2009198288

約数和(自身を除く): 793957463

約数列:

[1, 3, 5, 15, 25, 75, 16203211, 48609633, 81016055, 243048165, 405080275, 1215240825]

約数ペア:

[(1, 1215240825), (3, 405080275), (5, 243048165), (15, 81016055), (25, 48609633), (75, 16203211)]