257206653

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{63367}}^1$

素因数の和:63425

約数の個数: 24

約数和(自身を含む): 415187136

約数和(自身を除く): 157980483

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 63367, 190101, 570303, 697037, 2091111, 2598047, 6273333, 7794141, 23382423, 28578517, 85735551, 257206653]

約数ペア:

[(1, 257206653), (3, 85735551), (9, 28578517), (11, 23382423), (33, 7794141), (41, 6273333), (99, 2598047), (123, 2091111), (369, 697037), (451, 570303), (1353, 190101), (4059, 63367)]