12749445

素因数分解:

$3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{911}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 22194432

約数和(自身を除く): 9444987

約数列:

[1, 3, 5, 9, 15, 45, 311, 911, 933, 1555, 2733, 2799, 4555, 4665, 8199, 13665, 13995, 40995, 283321, 849963, 1416605, 2549889, 4249815, 12749445]

約数ペア:

[(1, 12749445), (3, 4249815), (5, 2549889), (9, 1416605), (15, 849963), (45, 283321), (311, 40995), (911, 13995), (933, 13665), (1555, 8199), (2733, 4665), (2799, 4555)]