257029526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{10181}}^1$

素因数の和:11167

約数の個数: 16

約数和(自身を含む): 415669968

約数和(自身を除く): 158640442

約数列:

[1, 2, 13, 26, 971, 1942, 10181, 12623, 20362, 25246, 132353, 264706, 9885751, 19771502, 128514763, 257029526]

約数ペア:

[(1, 257029526), (2, 128514763), (13, 19771502), (26, 9885751), (971, 264706), (1942, 132353), (10181, 25246), (12623, 20362)]