1780394

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1051}}^1$

素因数の和:1082

約数の個数: 24

約数和(自身を含む): 3357984

約数和(自身を除く): 1577590

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1051, 1694, 2102, 7357, 11561, 14714, 23122, 80927, 127171, 161854, 254342, 890197, 1780394]

約数ペア:

[(1, 1780394), (2, 890197), (7, 254342), (11, 161854), (14, 127171), (22, 80927), (77, 23122), (121, 14714), (154, 11561), (242, 7357), (847, 2102), (1051, 1694)]