12867417

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2450

約数の個数: 20

約数和(自身を含む): 19516816

約数和(自身を除く): 6649399

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 2371, 5427, 7113, 21339, 64017, 158857, 192051, 476571, 1429713, 4289139, 12867417]

約数ペア:

[(1, 12867417), (3, 4289139), (9, 1429713), (27, 476571), (67, 192051), (81, 158857), (201, 64017), (603, 21339), (1809, 7113), (2371, 5427)]