247365

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 449280

約数和(自身を除く): 201915

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 239, 345, 717, 1035, 1195, 2151, 3585, 5497, 10755, 16491, 27485, 49473, 82455, 247365]

約数ペア:

[(1, 247365), (3, 82455), (5, 49473), (9, 27485), (15, 16491), (23, 10755), (45, 5497), (69, 3585), (115, 2151), (207, 1195), (239, 1035), (345, 717)]