12553723

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 3896837

約数列:

[1, 7, 13, 29, 67, 71, 91, 203, 377, 469, 497, 871, 923, 1943, 2059, 2639, 4757, 6097, 6461, 13601, 14413, 25259, 26767, 33299, 61841, 137953, 176813, 187369, 432887, 965671, 1793389, 12553723]

約数ペア:

[(1, 12553723), (7, 1793389), (13, 965671), (29, 432887), (67, 187369), (71, 176813), (91, 137953), (203, 61841), (377, 33299), (469, 26767), (497, 25259), (871, 14413), (923, 13601), (1943, 6461), (2059, 6097), (2639, 4757)]