81897135

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{10321}}^1$

素因数の和:10375

約数の個数: 24

約数和(自身を含む): 136993584

約数和(自身を除く): 55096449

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2645, 7935, 10321, 30963, 51605, 154815, 237383, 712149, 1186915, 3560745, 5459809, 16379427, 27299045, 81897135]

約数ペア:

[(1, 81897135), (3, 27299045), (5, 16379427), (15, 5459809), (23, 3560745), (69, 1186915), (115, 712149), (345, 237383), (529, 154815), (1587, 51605), (2645, 30963), (7935, 10321)]