42666669

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2559

約数の個数: 24

約数和(自身を含む): 64838592

約数和(自身を除く): 22171923

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1917, 2473, 5751, 7419, 17253, 22257, 66771, 175583, 200313, 526749, 600939, 1580247, 4740741, 14222223, 42666669]

約数ペア:

[(1, 42666669), (3, 14222223), (9, 4740741), (27, 1580247), (71, 600939), (81, 526749), (213, 200313), (243, 175583), (639, 66771), (1917, 22257), (2473, 17253), (5751, 7419)]