291211839

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{11519}}^1$

素因数の和:11631

約数の個数: 18

約数和(自身を含む): 428762880

約数和(自身を除く): 137551041

約数列:

[1, 3, 9, 53, 159, 477, 2809, 8427, 11519, 25281, 34557, 103671, 610507, 1831521, 5494563, 32356871, 97070613, 291211839]

約数ペア:

[(1, 291211839), (3, 97070613), (9, 32356871), (53, 5494563), (159, 1831521), (477, 610507), (2809, 103671), (8427, 34557), (11519, 25281)]