219801638

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{365119}}^1$

素因数の和:365171

約数の個数: 16

約数和(自身を含む): 385566720

約数和(自身を除く): 165765082

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 365119, 730238, 2555833, 5111666, 15700117, 31400234, 109900819, 219801638]

約数ペア:

[(1, 219801638), (2, 109900819), (7, 31400234), (14, 15700117), (43, 5111666), (86, 2555833), (301, 730238), (602, 365119)]