12431985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 21141120

約数和(自身を除く): 8709135

約数列:

[1, 3, 5, 15, 19, 57, 95, 181, 241, 285, 543, 723, 905, 1205, 2715, 3439, 3615, 4579, 10317, 13737, 17195, 22895, 43621, 51585, 68685, 130863, 218105, 654315, 828799, 2486397, 4143995, 12431985]

約数ペア:

[(1, 12431985), (3, 4143995), (5, 2486397), (15, 828799), (19, 654315), (57, 218105), (95, 130863), (181, 68685), (241, 51585), (285, 43621), (543, 22895), (723, 17195), (905, 13737), (1205, 10317), (2715, 4579), (3439, 3615)]