81369639

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{695467}}^1$

素因数の和:695486

約数の個数: 12

約数和(自身を含む): 126575176

約数和(自身を除く): 45205537

約数列:

[1, 3, 9, 13, 39, 117, 695467, 2086401, 6259203, 9041071, 27123213, 81369639]

約数ペア:

[(1, 81369639), (3, 27123213), (9, 9041071), (13, 6259203), (39, 2086401), (117, 695467)]