51714243

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20021}}^1$

素因数の和:20075

約数の個数: 24

約数和(自身を含む): 87456096

約数和(自身を除く): 35741853

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 20021, 60063, 140147, 180189, 420441, 820861, 1261323, 2462583, 5746027, 7387749, 17238081, 51714243]

約数ペア:

[(1, 51714243), (3, 17238081), (7, 7387749), (9, 5746027), (21, 2462583), (41, 1261323), (63, 820861), (123, 420441), (287, 180189), (369, 140147), (861, 60063), (2583, 20021)]