489711262

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{247579}}^1$

素因数の和:247647

約数の個数: 16

約数和(自身を含む): 784333440

約数和(自身を除く): 294622178

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 247579, 495158, 5694317, 10645897, 11388634, 21291794, 244855631, 489711262]

約数ペア:

[(1, 489711262), (2, 244855631), (23, 21291794), (43, 11388634), (46, 10645897), (86, 5694317), (989, 495158), (1978, 247579)]