2207745

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 3886272

約数和(自身を除く): 1678527

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 691, 1065, 2073, 3195, 3455, 6219, 10365, 31095, 49061, 147183, 245305, 441549, 735915, 2207745]

約数ペア:

[(1, 2207745), (3, 735915), (5, 441549), (9, 245305), (15, 147183), (45, 49061), (71, 31095), (213, 10365), (355, 6219), (639, 3455), (691, 3195), (1065, 2073)]