51165621

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{145771}}^1$

素因数の和:145793

約数の個数: 16

約数和(自身を含む): 81632320

約数和(自身を除く): 30466699

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 145771, 437313, 1311939, 1895023, 3935817, 5685069, 17055207, 51165621]

約数ペア:

[(1, 51165621), (3, 17055207), (9, 5685069), (13, 3935817), (27, 1895023), (39, 1311939), (117, 437313), (351, 145771)]