166486873

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{20521}}^1$

素因数の和:20608

約数の個数: 16

約数和(自身を含む): 203578240

約数和(自身を除く): 37091367

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 20521, 143647, 389899, 1251781, 2729293, 8762467, 23783839, 166486873]

約数ペア:

[(1, 166486873), (7, 23783839), (19, 8762467), (61, 2729293), (133, 1251781), (427, 389899), (1159, 143647), (8113, 20521)]