28309755

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14407}}^1$

素因数の和:14546

約数の個数: 16

約数和(自身を含む): 45644544

約数和(自身を除く): 17334789

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 14407, 43221, 72035, 216105, 1887317, 5661951, 9436585, 28309755]

約数ペア:

[(1, 28309755), (3, 9436585), (5, 5661951), (15, 1887317), (131, 216105), (393, 72035), (655, 43221), (1965, 14407)]