254056653

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{21019}}^1$

素因数の和:21121

約数の個数: 24

約数和(自身を含む): 393494400

約数和(自身を除く): 139437747

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 711, 1343, 4029, 12087, 21019, 63057, 189171, 357323, 1071969, 1660501, 3215907, 4981503, 14944509, 28228517, 84685551, 254056653]

約数ペア:

[(1, 254056653), (3, 84685551), (9, 28228517), (17, 14944509), (51, 4981503), (79, 3215907), (153, 1660501), (237, 1071969), (711, 357323), (1343, 189171), (4029, 63057), (12087, 21019)]