12215367

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{2957}}^1$

素因数の和:2989

約数の個数: 24

約数和(自身を含む): 19380816

約数和(自身を除く): 7165449

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 2957, 4131, 8871, 26613, 50269, 79839, 150807, 239517, 452421, 718551, 1357263, 4071789, 12215367]

約数ペア:

[(1, 12215367), (3, 4071789), (9, 1357263), (17, 718551), (27, 452421), (51, 239517), (81, 150807), (153, 79839), (243, 50269), (459, 26613), (1377, 8871), (2957, 4131)]