986383377

素因数分解:

$3^2\times 7^2\times {\mathrm{2236697}}^1$

素因数の和:2236717

約数の個数: 18

約数和(自身を含む): 1657393218

約数和(自身を除く): 671009841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2236697, 6710091, 15656879, 20130273, 46970637, 109598153, 140911911, 328794459, 986383377]

約数ペア:

[(1, 986383377), (3, 328794459), (7, 140911911), (9, 109598153), (21, 46970637), (49, 20130273), (63, 15656879), (147, 6710091), (441, 2236697)]