1639249913

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{10453}}^1$

素因数の和:11024

約数の個数: 16

約数和(自身を含む): 1920859776

約数和(自身を除く): 281609863

約数列:

[1, 7, 43, 301, 521, 3647, 10453, 22403, 73171, 156821, 449479, 3146353, 5446013, 38122091, 234178559, 1639249913]

約数ペア:

[(1, 1639249913), (7, 234178559), (43, 38122091), (301, 5446013), (521, 3146353), (3647, 449479), (10453, 156821), (22403, 73171)]