187132239

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{63199}}^1$

素因数の和:63259

約数の個数: 24

約数和(自身を含む): 315494400

約数和(自身を除く): 128362161

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 63199, 189597, 442393, 568791, 1327179, 2970353, 3981537, 8911059, 20792471, 26733177, 62377413, 187132239]

約数ペア:

[(1, 187132239), (3, 62377413), (7, 26733177), (9, 20792471), (21, 8911059), (47, 3981537), (63, 2970353), (141, 1327179), (329, 568791), (423, 442393), (987, 189597), (2961, 63199)]