261313236

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{56269}}^1$

素因数の和:56325

約数の個数: 48

約数和(自身を含む): 693246400

約数和(自身を除く): 431933164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 56269, 112538, 168807, 225076, 337614, 506421, 675228, 1012842, 1519263, 2025684, 2419567, 3038526, 4839134, 6077052, 7258701, 9678268, 14517402, 21776103, 29034804, 43552206, 65328309, 87104412, 130656618, 261313236]

約数ペア:

[(1, 261313236), (2, 130656618), (3, 87104412), (4, 65328309), (6, 43552206), (9, 29034804), (12, 21776103), (18, 14517402), (27, 9678268), (36, 7258701), (43, 6077052), (54, 4839134), (86, 3038526), (108, 2419567), (129, 2025684), (172, 1519263), (258, 1012842), (387, 675228), (516, 506421), (774, 337614), (1161, 225076), (1548, 168807), (2322, 112538), (4644, 56269)]