12439405

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 16997400

約数和(自身を除く): 4557995

約数列:

[1, 5, 11, 29, 55, 121, 145, 319, 605, 709, 1595, 3509, 3545, 7799, 17545, 20561, 38995, 85789, 102805, 226171, 428945, 1130855, 2487881, 12439405]

約数ペア:

[(1, 12439405), (5, 2487881), (11, 1130855), (29, 428945), (55, 226171), (121, 102805), (145, 85789), (319, 38995), (605, 20561), (709, 17545), (1595, 7799), (3509, 3545)]