2489778

素因数分解:

$2^1\times 3^5\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 3275982

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 109, 141, 162, 218, 243, 282, 327, 423, 486, 654, 846, 981, 1269, 1962, 2538, 2943, 3807, 5123, 5886, 7614, 8829, 10246, 11421, 15369, 17658, 22842, 26487, 30738, 46107, 52974, 92214, 138321, 276642, 414963, 829926, 1244889, 2489778]

約数ペア:

[(1, 2489778), (2, 1244889), (3, 829926), (6, 414963), (9, 276642), (18, 138321), (27, 92214), (47, 52974), (54, 46107), (81, 30738), (94, 26487), (109, 22842), (141, 17658), (162, 15369), (218, 11421), (243, 10246), (282, 8829), (327, 7614), (423, 5886), (486, 5123), (654, 3807), (846, 2943), (981, 2538), (1269, 1962)]