1689117406

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{90803}}^1$

素因数の和:91007

約数の個数: 16

約数和(自身を含む): 2589003648

約数和(自身を除く): 899886242

約数列:

[1, 2, 71, 131, 142, 262, 9301, 18602, 90803, 181606, 6447013, 11895193, 12894026, 23790386, 844558703, 1689117406]

約数ペア:

[(1, 1689117406), (2, 844558703), (71, 23790386), (131, 12894026), (142, 11895193), (262, 6447013), (9301, 181606), (18602, 90803)]