31721001

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1289}}^1$

素因数の和:1936

約数の個数: 16

約数和(自身を含む): 45655680

約数和(自身を除く): 13934679

約数列:

[1, 3, 13, 39, 631, 1289, 1893, 3867, 8203, 16757, 24609, 50271, 813359, 2440077, 10573667, 31721001]

約数ペア:

[(1, 31721001), (3, 10573667), (13, 2440077), (39, 813359), (631, 50271), (1289, 24609), (1893, 16757), (3867, 8203)]