72101817

素因数分解:

$3^2\times {\mathrm{61}}^2\times {\mathrm{2153}}^1$

素因数の和:2281

約数の個数: 18

約数和(自身を含む): 105931566

約数和(自身を除く): 33829749

約数列:

[1, 3, 9, 61, 183, 549, 2153, 3721, 6459, 11163, 19377, 33489, 131333, 393999, 1181997, 8011313, 24033939, 72101817]

約数ペア:

[(1, 72101817), (3, 24033939), (9, 8011313), (61, 1181997), (183, 393999), (549, 131333), (2153, 33489), (3721, 19377), (6459, 11163)]