221150342

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509563}}^1$

素因数の和:509603

約数の個数: 16

約数和(自身を含む): 391345152

約数和(自身を除く): 170194810

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 509563, 1019126, 3566941, 7133882, 15796453, 31592906, 110575171, 221150342]

約数ペア:

[(1, 221150342), (2, 110575171), (7, 31592906), (14, 15796453), (31, 7133882), (62, 3566941), (217, 1019126), (434, 509563)]