12940965

素因数分解:

$3^5\times 5^1\times {\mathrm{10651}}^1$

素因数の和:10671

約数の個数: 24

約数和(自身を含む): 23263968

約数和(自身を除く): 10323003

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 10651, 31953, 53255, 95859, 159765, 287577, 479295, 862731, 1437885, 2588193, 4313655, 12940965]

約数ペア:

[(1, 12940965), (3, 4313655), (5, 2588193), (9, 1437885), (15, 862731), (27, 479295), (45, 287577), (81, 159765), (135, 95859), (243, 53255), (405, 31953), (1215, 10651)]