31140369

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29573}}^1$

素因数の和:29598

約数の個数: 20

約数和(自身を含む): 50098356

約数和(自身を除く): 18957987

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 29573, 88719, 266157, 384449, 798471, 1153347, 2395413, 3460041, 10380123, 31140369]

約数ペア:

[(1, 31140369), (3, 10380123), (9, 3460041), (13, 2395413), (27, 1153347), (39, 798471), (81, 384449), (117, 266157), (351, 88719), (1053, 29573)]