12689853

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 19991040

約数和(自身を除く): 7301187

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 209, 407, 547, 627, 703, 1221, 1641, 2109, 6017, 7733, 10393, 18051, 20239, 23199, 31179, 60717, 114323, 222629, 342969, 384541, 667887, 1153623, 4229951, 12689853]

約数ペア:

[(1, 12689853), (3, 4229951), (11, 1153623), (19, 667887), (33, 384541), (37, 342969), (57, 222629), (111, 114323), (209, 60717), (407, 31179), (547, 23199), (627, 20239), (703, 18051), (1221, 10393), (1641, 7733), (2109, 6017)]