27238239

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9199}}^1$

素因数の和:9259

約数の個数: 24

約数和(自身を含む): 45926400

約数和(自身を除く): 18688161

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 9199, 27597, 64393, 82791, 193179, 432353, 579537, 1297059, 3026471, 3891177, 9079413, 27238239]

約数ペア:

[(1, 27238239), (3, 9079413), (7, 3891177), (9, 3026471), (21, 1297059), (47, 579537), (63, 432353), (141, 193179), (329, 82791), (423, 64393), (987, 27597), (2961, 9199)]