7884945

素因数分解:

$3^4\times 5^1\times {\mathrm{19469}}^1$

素因数の和:19486

約数の個数: 20

約数和(自身を含む): 14135220

約数和(自身を除く): 6250275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 19469, 58407, 97345, 175221, 292035, 525663, 876105, 1576989, 2628315, 7884945]

約数ペア:

[(1, 7884945), (3, 2628315), (5, 1576989), (9, 876105), (15, 525663), (27, 292035), (45, 175221), (81, 97345), (135, 58407), (405, 19469)]