288997775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1050901}}^1$

素因数の和:1050922

約数の個数: 12

約数和(自身を含む): 390935544

約数和(自身を除く): 101937769

約数列:

[1, 5, 11, 25, 55, 275, 1050901, 5254505, 11559911, 26272525, 57799555, 288997775]

約数ペア:

[(1, 288997775), (5, 57799555), (11, 26272525), (25, 11559911), (55, 5254505), (275, 1050901)]