247079655

素因数分解:

$3^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{4951}}^1$

素因数の和:6071

約数の個数: 24

約数和(自身を含む): 428744160

約数和(自身を除く): 181664505

約数列:

[1, 3, 5, 9, 15, 45, 1109, 3327, 4951, 5545, 9981, 14853, 16635, 24755, 44559, 49905, 74265, 222795, 5490659, 16471977, 27453295, 49415931, 82359885, 247079655]

約数ペア:

[(1, 247079655), (3, 82359885), (5, 49415931), (9, 27453295), (15, 16471977), (45, 5490659), (1109, 222795), (3327, 74265), (4951, 49905), (5545, 44559), (9981, 24755), (14853, 16635)]