1990353609

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{8747}}^1$

素因数の和:9077

約数の個数: 24

約数和(自身を含む): 2912244192

約数和(自身を除く): 921890583

約数列:

[1, 3, 9, 131, 193, 393, 579, 1179, 1737, 8747, 25283, 26241, 75849, 78723, 227547, 1145857, 1688171, 3437571, 5064513, 10312713, 15193539, 221150401, 663451203, 1990353609]

約数ペア:

[(1, 1990353609), (3, 663451203), (9, 221150401), (131, 15193539), (193, 10312713), (393, 5064513), (579, 3437571), (1179, 1688171), (1737, 1145857), (8747, 227547), (25283, 78723), (26241, 75849)]