12426561

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1777}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 21620480

約数和(自身を除く): 9193919

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 1777, 2331, 5331, 6993, 12439, 15993, 37317, 47979, 65749, 111951, 197247, 335853, 460243, 591741, 1380729, 1775223, 4142187, 12426561]

約数ペア:

[(1, 12426561), (3, 4142187), (7, 1775223), (9, 1380729), (21, 591741), (27, 460243), (37, 335853), (63, 197247), (111, 111951), (189, 65749), (259, 47979), (333, 37317), (777, 15993), (999, 12439), (1777, 6993), (2331, 5331)]