289766072

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{260581}}^1$

素因数の和:260726

約数の個数: 16

約数和(自身を含む): 547222200

約数和(自身を除く): 257456128

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 260581, 521162, 1042324, 2084648, 36220759, 72441518, 144883036, 289766072]

約数ペア:

[(1, 289766072), (2, 144883036), (4, 72441518), (8, 36220759), (139, 2084648), (278, 1042324), (556, 521162), (1112, 260581)]