2017887221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{12533461}}^1$

素因数の和:12533491

約数の個数: 8

約数和(自身を含む): 2406424704

約数和(自身を除く): 388537483

約数列:

[1, 7, 23, 161, 12533461, 87734227, 288269603, 2017887221]

約数ペア:

[(1, 2017887221), (7, 288269603), (23, 87734227), (161, 12533461)]