28214912

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 63525600

約数和(自身を除く): 35310688

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 176, 232, 319, 352, 464, 638, 691, 704, 928, 1276, 1382, 1408, 1856, 2552, 2764, 3712, 5104, 5528, 7601, 10208, 11056, 15202, 20039, 20416, 22112, 30404, 40078, 40832, 44224, 60808, 80156, 88448, 121616, 160312, 220429, 243232, 320624, 440858, 486464, 641248, 881716, 972928, 1282496, 1763432, 2564992, 3526864, 7053728, 14107456, 28214912]

約数ペア:

[(1, 28214912), (2, 14107456), (4, 7053728), (8, 3526864), (11, 2564992), (16, 1763432), (22, 1282496), (29, 972928), (32, 881716), (44, 641248), (58, 486464), (64, 440858), (88, 320624), (116, 243232), (128, 220429), (176, 160312), (232, 121616), (319, 88448), (352, 80156), (464, 60808), (638, 44224), (691, 40832), (704, 40078), (928, 30404), (1276, 22112), (1382, 20416), (1408, 20039), (1856, 15202), (2552, 11056), (2764, 10208), (3712, 7601), (5104, 5528)]