243746919

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{48449}}^1$

素因数の和:48511

約数の個数: 24

約数和(自身を含む): 387987600

約数和(自身を除く): 144240681

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 48449, 145347, 436041, 629837, 1889511, 2083307, 5668533, 6249921, 18749763, 27082991, 81248973, 243746919]

約数ペア:

[(1, 243746919), (3, 81248973), (9, 27082991), (13, 18749763), (39, 6249921), (43, 5668533), (117, 2083307), (129, 1889511), (387, 629837), (559, 436041), (1677, 145347), (5031, 48449)]