217087486

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1409659}}^1$

素因数の和:1409679

約数の個数: 16

約数和(自身を含む): 405982080

約数和(自身を除く): 188894594

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1409659, 2819318, 9867613, 15506249, 19735226, 31012498, 108543743, 217087486]

約数ペア:

[(1, 217087486), (2, 108543743), (7, 31012498), (11, 19735226), (14, 15506249), (22, 9867613), (77, 2819318), (154, 1409659)]