87278445

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28109}}^1$

素因数の和:28146

約数の個数: 32

約数和(自身を含む): 161913600

約数和(自身を除く): 74635155

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 28109, 84327, 140545, 252981, 421635, 646507, 758943, 1264905, 1939521, 3232535, 3794715, 5818563, 9697605, 17455689, 29092815, 87278445]

約数ペア:

[(1, 87278445), (3, 29092815), (5, 17455689), (9, 9697605), (15, 5818563), (23, 3794715), (27, 3232535), (45, 1939521), (69, 1264905), (115, 758943), (135, 646507), (207, 421635), (345, 252981), (621, 140545), (1035, 84327), (3105, 28109)]