28940422

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66683}}^1$

素因数の和:66723

約数の個数: 16

約数和(自身を含む): 51213312

約数和(自身を除く): 22272890

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 66683, 133366, 466781, 933562, 2067173, 4134346, 14470211, 28940422]

約数ペア:

[(1, 28940422), (2, 14470211), (7, 4134346), (14, 2067173), (31, 933562), (62, 466781), (217, 133366), (434, 66683)]