2571228

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 7303296

約数和(自身を除く): 4732068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 151, 172, 198, 258, 302, 387, 396, 453, 473, 516, 604, 774, 906, 946, 1359, 1419, 1548, 1661, 1812, 1892, 2718, 2838, 3322, 4257, 4983, 5436, 5676, 6493, 6644, 8514, 9966, 12986, 14949, 17028, 19479, 19932, 25972, 29898, 38958, 58437, 59796, 71423, 77916, 116874, 142846, 214269, 233748, 285692, 428538, 642807, 857076, 1285614, 2571228]

約数ペア:

[(1, 2571228), (2, 1285614), (3, 857076), (4, 642807), (6, 428538), (9, 285692), (11, 233748), (12, 214269), (18, 142846), (22, 116874), (33, 77916), (36, 71423), (43, 59796), (44, 58437), (66, 38958), (86, 29898), (99, 25972), (129, 19932), (132, 19479), (151, 17028), (172, 14949), (198, 12986), (258, 9966), (302, 8514), (387, 6644), (396, 6493), (453, 5676), (473, 5436), (516, 4983), (604, 4257), (774, 3322), (906, 2838), (946, 2718), (1359, 1892), (1419, 1812), (1548, 1661)]