201202209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{20719}}^1$

素因数の和:20821

約数の個数: 24

約数和(自身を含む): 316767360

約数和(自身を除く): 115565151

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 3237, 9711, 20719, 62157, 186471, 269347, 808041, 1719677, 2424123, 5159031, 15477093, 22355801, 67067403, 201202209]

約数ペア:

[(1, 201202209), (3, 67067403), (9, 22355801), (13, 15477093), (39, 5159031), (83, 2424123), (117, 1719677), (249, 808041), (747, 269347), (1079, 186471), (3237, 62157), (9711, 20719)]