1561696641

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{5597479}}^1$

素因数の和:5597516

約数の個数: 12

約数和(自身を含む): 2328551680

約数和(自身を除く): 766855039

約数列:

[1, 3, 9, 31, 93, 279, 5597479, 16792437, 50377311, 173521849, 520565547, 1561696641]

約数ペア:

[(1, 1561696641), (3, 520565547), (9, 173521849), (31, 50377311), (93, 16792437), (279, 5597479)]