40872339

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 61542000

約数和(自身を除く): 20669661

約数列:

[1, 3, 9, 29, 87, 149, 261, 447, 1051, 1341, 3153, 4321, 9459, 12963, 30479, 38889, 91437, 156599, 274311, 469797, 1409391, 4541371, 13624113, 40872339]

約数ペア:

[(1, 40872339), (3, 13624113), (9, 4541371), (29, 1409391), (87, 469797), (149, 274311), (261, 156599), (447, 91437), (1051, 38889), (1341, 30479), (3153, 12963), (4321, 9459)]