81028234

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{186701}}^1$

素因数の和:186741

約数の個数: 16

約数和(自身を含む): 143387136

約数和(自身を除く): 62358902

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 186701, 373402, 1306907, 2613814, 5787731, 11575462, 40514117, 81028234]

約数ペア:

[(1, 81028234), (2, 40514117), (7, 11575462), (14, 5787731), (31, 2613814), (62, 1306907), (217, 373402), (434, 186701)]