2531745

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 4432896

約数和(自身を除く): 1901151

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 443, 635, 1143, 1329, 1905, 2215, 3987, 5715, 6645, 19935, 56261, 168783, 281305, 506349, 843915, 2531745]

約数ペア:

[(1, 2531745), (3, 843915), (5, 506349), (9, 281305), (15, 168783), (45, 56261), (127, 19935), (381, 6645), (443, 5715), (635, 3987), (1143, 2215), (1329, 1905)]