161563311

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197269}}^1$

素因数の和:197295

約数の個数: 24

約数和(自身を含む): 287225120

約数和(自身を除く): 125661809

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 197269, 591807, 1380883, 1775421, 2564497, 4142649, 7693491, 12427947, 17951479, 23080473, 53854437, 161563311]

約数ペア:

[(1, 161563311), (3, 53854437), (7, 23080473), (9, 17951479), (13, 12427947), (21, 7693491), (39, 4142649), (63, 2564497), (91, 1775421), (117, 1380883), (273, 591807), (819, 197269)]