20151405

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1039}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 35043840

約数和(自身を除く): 14892435

約数列:

[1, 3, 5, 9, 15, 45, 431, 1039, 1293, 2155, 3117, 3879, 5195, 6465, 9351, 15585, 19395, 46755, 447809, 1343427, 2239045, 4030281, 6717135, 20151405]

約数ペア:

[(1, 20151405), (3, 6717135), (5, 4030281), (9, 2239045), (15, 1343427), (45, 447809), (431, 46755), (1039, 19395), (1293, 15585), (2155, 9351), (3117, 6465), (3879, 5195)]