51989511

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79861}}^1$

素因数の和:79902

約数の個数: 16

約数和(自身を含む): 81778688

約数和(自身を除く): 29789177

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 79861, 239583, 559027, 1677081, 2475691, 7427073, 17329837, 51989511]

約数ペア:

[(1, 51989511), (3, 17329837), (7, 7427073), (21, 2475691), (31, 1677081), (93, 559027), (217, 239583), (651, 79861)]