82720821

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{8513}}^1$

素因数の和:8636

約数の個数: 16

約数和(自身を含む): 114428160

約数和(自身を除く): 31707339

約数列:

[1, 3, 41, 79, 123, 237, 3239, 8513, 9717, 25539, 349033, 672527, 1047099, 2017581, 27573607, 82720821]

約数ペア:

[(1, 82720821), (3, 27573607), (41, 2017581), (79, 1047099), (123, 672527), (237, 349033), (3239, 25539), (8513, 9717)]