205651755

素因数分解:

$3^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{2909}}^1$

素因数の和:4491

約数の個数: 24

約数和(自身を含む): 356812560

約数和(自身を除く): 151160805

約数列:

[1, 3, 5, 9, 15, 45, 1571, 2909, 4713, 7855, 8727, 14139, 14545, 23565, 26181, 43635, 70695, 130905, 4570039, 13710117, 22850195, 41130351, 68550585, 205651755]

約数ペア:

[(1, 205651755), (3, 68550585), (5, 41130351), (9, 22850195), (15, 13710117), (45, 4570039), (1571, 130905), (2909, 70695), (4713, 43635), (7855, 26181), (8727, 23565), (14139, 14545)]