73710729

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{21163}}^1$

素因数の和:21218

約数の個数: 20

約数和(自身を含む): 112677136

約数和(自身を除く): 38966407

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 21163, 63489, 190467, 571401, 910009, 1714203, 2730027, 8190081, 24570243, 73710729]

約数ペア:

[(1, 73710729), (3, 24570243), (9, 8190081), (27, 2730027), (43, 1714203), (81, 910009), (129, 571401), (387, 190467), (1161, 63489), (3483, 21163)]