217775247

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{44453}}^1$

素因数の和:44550

約数の個数: 16

約数和(自身を含む): 307266048

約数和(自身を除く): 89490801

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4899, 44453, 133359, 1022419, 3067257, 3156163, 9468489, 72591749, 217775247]

約数ペア:

[(1, 217775247), (3, 72591749), (23, 9468489), (69, 3156163), (71, 3067257), (213, 1022419), (1633, 133359), (4899, 44453)]