31247541

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6211}}^1$

素因数の和:6273

約数の個数: 24

約数和(自身を含む): 49745696

約数和(自身を除く): 18498155

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 6211, 18633, 55899, 80743, 242229, 267073, 726687, 801219, 2403657, 3471949, 10415847, 31247541]

約数ペア:

[(1, 31247541), (3, 10415847), (9, 3471949), (13, 2403657), (39, 801219), (43, 726687), (117, 267073), (129, 242229), (387, 80743), (559, 55899), (1677, 18633), (5031, 6211)]