12642045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4987}}^1$

素因数の和:5021

約数の個数: 24

約数和(自身を含む): 21907296

約数和(自身を除く): 9265251

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 4987, 14961, 24935, 64831, 74805, 194493, 324155, 842803, 972465, 2528409, 4214015, 12642045]

約数ペア:

[(1, 12642045), (3, 4214015), (5, 2528409), (13, 972465), (15, 842803), (39, 324155), (65, 194493), (169, 74805), (195, 64831), (507, 24935), (845, 14961), (2535, 4987)]