2256735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 3967488

約数和(自身を除く): 1710753

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 163, 195, 213, 355, 489, 815, 923, 1065, 2119, 2445, 2769, 4615, 6357, 10595, 11573, 13845, 31785, 34719, 57865, 150449, 173595, 451347, 752245, 2256735]

約数ペア:

[(1, 2256735), (3, 752245), (5, 451347), (13, 173595), (15, 150449), (39, 57865), (65, 34719), (71, 31785), (163, 13845), (195, 11573), (213, 10595), (355, 6357), (489, 4615), (815, 2769), (923, 2445), (1065, 2119)]