12391515

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4831}}^1$

素因数の和:4864

約数の個数: 32

約数和(自身を含む): 23193600

約数和(自身を除く): 10802085

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 4831, 14493, 24155, 43479, 72465, 91789, 130437, 217395, 275367, 458945, 652185, 826101, 1376835, 2478303, 4130505, 12391515]

約数ペア:

[(1, 12391515), (3, 4130505), (5, 2478303), (9, 1376835), (15, 826101), (19, 652185), (27, 458945), (45, 275367), (57, 217395), (95, 130437), (135, 91789), (171, 72465), (285, 43479), (513, 24155), (855, 14493), (2565, 4831)]