12990745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1361}}^1$

素因数の和:1472

約数の個数: 16

約数和(自身を含む): 16474752

約数和(自身を除く): 3484007

約数列:

[1, 5, 23, 83, 115, 415, 1361, 1909, 6805, 9545, 31303, 112963, 156515, 564815, 2598149, 12990745]

約数ペア:

[(1, 12990745), (5, 2598149), (23, 564815), (83, 156515), (115, 112963), (415, 31303), (1361, 9545), (1909, 6805)]