12721742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{6967}}^1$

素因数の和:7063

約数の個数: 16

約数和(自身を含む): 21071232

約数和(自身を除く): 8349490

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 6967, 13934, 76637, 153274, 578261, 1156522, 6360871, 12721742]

約数ペア:

[(1, 12721742), (2, 6360871), (11, 1156522), (22, 578261), (83, 153274), (166, 76637), (913, 13934), (1826, 6967)]