23178841

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2857}}^1$

素因数の和:2944

約数の個数: 16

約数和(自身を含む): 28351360

約数和(自身を除く): 5172519

約数列:

[1, 7, 19, 61, 133, 427, 1159, 2857, 8113, 19999, 54283, 174277, 379981, 1219939, 3311263, 23178841]

約数ペア:

[(1, 23178841), (7, 3311263), (19, 1219939), (61, 379981), (133, 174277), (427, 54283), (1159, 19999), (2857, 8113)]