78143541

素因数分解:

$3^1\times 7^1\times {\mathrm{1783}}^1\times {\mathrm{2087}}^1$

素因数の和:3880

約数の個数: 16

約数和(自身を含む): 119199744

約数和(自身を除く): 41056203

約数列:

[1, 3, 7, 21, 1783, 2087, 5349, 6261, 12481, 14609, 37443, 43827, 3721121, 11163363, 26047847, 78143541]

約数ペア:

[(1, 78143541), (3, 26047847), (7, 11163363), (21, 3721121), (1783, 43827), (2087, 37443), (5349, 14609), (6261, 12481)]