261530889

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{14159}}^1$

素因数の和:14340

約数の個数: 16

約数和(自身を含む): 358871040

約数和(自身を除く): 97340151

約数列:

[1, 3, 47, 131, 141, 393, 6157, 14159, 18471, 42477, 665473, 1854829, 1996419, 5564487, 87176963, 261530889]

約数ペア:

[(1, 261530889), (3, 87176963), (47, 5564487), (131, 1996419), (141, 1854829), (393, 665473), (6157, 42477), (14159, 18471)]