13400073

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{8707}}^1$

素因数の和:8738

約数の個数: 20

約数和(自身を含む): 21073360

約数和(自身を除く): 7673287

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 8707, 26121, 78363, 165433, 235089, 496299, 705267, 1488897, 4466691, 13400073]

約数ペア:

[(1, 13400073), (3, 4466691), (9, 1488897), (19, 705267), (27, 496299), (57, 235089), (81, 165433), (171, 78363), (513, 26121), (1539, 8707)]