12861716

素因数分解:

$2^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 26391456

約数和(自身を除く): 13529740

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 211, 311, 422, 622, 844, 1244, 1477, 2177, 2954, 4354, 5908, 8708, 10339, 15239, 20678, 30478, 41356, 60956, 65621, 131242, 262484, 459347, 918694, 1837388, 3215429, 6430858, 12861716]

約数ペア:

[(1, 12861716), (2, 6430858), (4, 3215429), (7, 1837388), (14, 918694), (28, 459347), (49, 262484), (98, 131242), (196, 65621), (211, 60956), (311, 41356), (422, 30478), (622, 20678), (844, 15239), (1244, 10339), (1477, 8708), (2177, 5908), (2954, 4354)]