249228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 768768

約数和(自身を除く): 519540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 43, 46, 63, 69, 84, 86, 92, 126, 129, 138, 161, 172, 207, 252, 258, 276, 301, 322, 387, 414, 483, 516, 602, 644, 774, 828, 903, 966, 989, 1204, 1449, 1548, 1806, 1932, 1978, 2709, 2898, 2967, 3612, 3956, 5418, 5796, 5934, 6923, 8901, 10836, 11868, 13846, 17802, 20769, 27692, 35604, 41538, 62307, 83076, 124614, 249228]

約数ペア:

[(1, 249228), (2, 124614), (3, 83076), (4, 62307), (6, 41538), (7, 35604), (9, 27692), (12, 20769), (14, 17802), (18, 13846), (21, 11868), (23, 10836), (28, 8901), (36, 6923), (42, 5934), (43, 5796), (46, 5418), (63, 3956), (69, 3612), (84, 2967), (86, 2898), (92, 2709), (126, 1978), (129, 1932), (138, 1806), (161, 1548), (172, 1449), (207, 1204), (252, 989), (258, 966), (276, 903), (301, 828), (322, 774), (387, 644), (414, 602), (483, 516)]