12654789

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2777}}^1$

素因数の和:2825

約数の個数: 24

約数和(自身を含む): 20268288

約数和(自身を除く): 7613499

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 2777, 4557, 8331, 19439, 58317, 86087, 136073, 258261, 408219, 602609, 1807827, 4218263, 12654789]

約数ペア:

[(1, 12654789), (3, 4218263), (7, 1807827), (21, 602609), (31, 408219), (49, 258261), (93, 136073), (147, 86087), (217, 58317), (651, 19439), (1519, 8331), (2777, 4557)]