139988565

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23747}}^1$

素因数の和:23889

約数の個数: 24

約数和(自身を含む): 244509408

約数和(自身を除く): 104520843

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 23747, 71241, 118735, 213723, 356205, 1068615, 3110857, 9332571, 15554285, 27997713, 46662855, 139988565]

約数ペア:

[(1, 139988565), (3, 46662855), (5, 27997713), (9, 15554285), (15, 9332571), (45, 3110857), (131, 1068615), (393, 356205), (655, 213723), (1179, 118735), (1965, 71241), (5895, 23747)]