151781139

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{21649}}^1$

素因数の和:21715

約数の個数: 24

約数和(自身を含む): 236418000

約数和(自身を除く): 84636861

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 7011, 21649, 64947, 194841, 411331, 887609, 1233993, 2662827, 3701979, 7988481, 16864571, 50593713, 151781139]

約数ペア:

[(1, 151781139), (3, 50593713), (9, 16864571), (19, 7988481), (41, 3701979), (57, 2662827), (123, 1233993), (171, 887609), (369, 411331), (779, 194841), (2337, 64947), (7011, 21649)]