28851255

素因数分解:

$3^3\times 5^1\times {\mathrm{213713}}^1$

素因数の和:213727

約数の個数: 16

約数和(自身を含む): 51291360

約数和(自身を除く): 22440105

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 213713, 641139, 1068565, 1923417, 3205695, 5770251, 9617085, 28851255]

約数ペア:

[(1, 28851255), (3, 9617085), (5, 5770251), (9, 3205695), (15, 1923417), (27, 1068565), (45, 641139), (135, 213713)]