28283508

素因数分解:

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

素因数の和:226

約数の個数: 108

約数和(自身を含む): 80944864

約数和(自身を除く): 52661356

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 121, 129, 132, 151, 172, 198, 242, 258, 302, 363, 387, 396, 453, 473, 484, 516, 604, 726, 774, 906, 946, 1089, 1359, 1419, 1452, 1548, 1661, 1812, 1892, 2178, 2718, 2838, 3322, 4257, 4356, 4983, 5203, 5436, 5676, 6493, 6644, 8514, 9966, 10406, 12986, 14949, 15609, 17028, 18271, 19479, 19932, 20812, 25972, 29898, 31218, 36542, 38958, 46827, 54813, 58437, 59796, 62436, 71423, 73084, 77916, 93654, 109626, 116874, 142846, 164439, 187308, 214269, 219252, 233748, 285692, 328878, 428538, 642807, 657756, 785653, 857076, 1285614, 1571306, 2356959, 2571228, 3142612, 4713918, 7070877, 9427836, 14141754, 28283508]

約数ペア:

[(1, 28283508), (2, 14141754), (3, 9427836), (4, 7070877), (6, 4713918), (9, 3142612), (11, 2571228), (12, 2356959), (18, 1571306), (22, 1285614), (33, 857076), (36, 785653), (43, 657756), (44, 642807), (66, 428538), (86, 328878), (99, 285692), (121, 233748), (129, 219252), (132, 214269), (151, 187308), (172, 164439), (198, 142846), (242, 116874), (258, 109626), (302, 93654), (363, 77916), (387, 73084), (396, 71423), (453, 62436), (473, 59796), (484, 58437), (516, 54813), (604, 46827), (726, 38958), (774, 36542), (906, 31218), (946, 29898), (1089, 25972), (1359, 20812), (1419, 19932), (1452, 19479), (1548, 18271), (1661, 17028), (1812, 15609), (1892, 14949), (2178, 12986), (2718, 10406), (2838, 9966), (3322, 8514), (4257, 6644), (4356, 6493), (4983, 5676), (5203, 5436)]