13219695

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1117}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 23021856

約数和(自身を除く): 9802161

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1117, 1315, 2367, 3351, 3945, 5585, 10053, 11835, 16755, 50265, 293771, 881313, 1468855, 2643939, 4406565, 13219695]

約数ペア:

[(1, 13219695), (3, 4406565), (5, 2643939), (9, 1468855), (15, 881313), (45, 293771), (263, 50265), (789, 16755), (1117, 11835), (1315, 10053), (2367, 5585), (3351, 3945)]