889978281

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{1129}}^1\times {\mathrm{2069}}^1$

素因数の和:3328

約数の個数: 16

約数和(自身を含む): 1197619200

約数和(自身を除く): 307640919

約数列:

[1, 3, 127, 381, 1129, 2069, 3387, 6207, 143383, 262763, 430149, 788289, 2335901, 7007703, 296659427, 889978281]

約数ペア:

[(1, 889978281), (3, 296659427), (127, 7007703), (381, 2335901), (1129, 788289), (2069, 430149), (3387, 262763), (6207, 143383)]