140528919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2549}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 211507200

約数和(自身を除く): 70978281

約数列:

[1, 3, 17, 23, 47, 51, 69, 141, 391, 799, 1081, 1173, 2397, 2549, 3243, 7647, 18377, 43333, 55131, 58627, 119803, 129999, 175881, 359409, 996659, 2036651, 2755469, 2989977, 6109953, 8266407, 46842973, 140528919]

約数ペア:

[(1, 140528919), (3, 46842973), (17, 8266407), (23, 6109953), (47, 2989977), (51, 2755469), (69, 2036651), (141, 996659), (391, 359409), (799, 175881), (1081, 129999), (1173, 119803), (2397, 58627), (2549, 55131), (3243, 43333), (7647, 18377)]