989398228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2718127}}^1$

素因数の和:2718151

約数の個数: 24

約数和(自身を含む): 2131012352

約数和(自身を除く): 1141614124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 2718127, 5436254, 10872508, 19026889, 35335651, 38053778, 70671302, 76107556, 141342604, 247349557, 494699114, 989398228]

約数ペア:

[(1, 989398228), (2, 494699114), (4, 247349557), (7, 141342604), (13, 76107556), (14, 70671302), (26, 38053778), (28, 35335651), (52, 19026889), (91, 10872508), (182, 5436254), (364, 2718127)]