53978565

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25889}}^1$

素因数の和:26036

約数の個数: 16

約数和(自身を含む): 86990400

約数和(自身を除く): 33011835

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 25889, 77667, 129445, 388335, 3598571, 10795713, 17992855, 53978565]

約数ペア:

[(1, 53978565), (3, 17992855), (5, 10795713), (15, 3598571), (139, 388335), (417, 129445), (695, 77667), (2085, 25889)]