859614849

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{246803}}^1$

素因数の和:246858

約数の個数: 20

約数和(自身を含む): 1313984496

約数和(自身を除く): 454369647

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 246803, 740409, 2221227, 6663681, 10612529, 19991043, 31837587, 95512761, 286538283, 859614849]

約数ペア:

[(1, 859614849), (3, 286538283), (9, 95512761), (27, 31837587), (43, 19991043), (81, 10612529), (129, 6663681), (387, 2221227), (1161, 740409), (3483, 246803)]