28416894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 128

約数和(自身を含む): 72990720

約数和(自身を除く): 44573826

約数列:

[1, 2, 3, 6, 11, 17, 19, 22, 31, 33, 34, 38, 43, 51, 57, 62, 66, 86, 93, 102, 114, 129, 186, 187, 209, 258, 323, 341, 374, 418, 473, 527, 561, 589, 627, 646, 682, 731, 817, 946, 969, 1023, 1054, 1122, 1178, 1254, 1333, 1419, 1462, 1581, 1634, 1767, 1938, 2046, 2193, 2451, 2666, 2838, 3162, 3534, 3553, 3999, 4386, 4902, 5797, 6479, 7106, 7998, 8041, 8987, 10013, 10659, 11594, 12958, 13889, 14663, 16082, 17391, 17974, 19437, 20026, 21318, 22661, 24123, 25327, 26961, 27778, 29326, 30039, 34782, 38874, 41667, 43989, 45322, 48246, 50654, 53922, 60078, 67983, 75981, 83334, 87978, 110143, 135966, 151962, 152779, 220286, 249271, 278597, 305558, 330429, 430559, 458337, 498542, 557194, 660858, 747813, 835791, 861118, 916674, 1291677, 1495626, 1671582, 2583354, 4736149, 9472298, 14208447, 28416894]

約数ペア:

[(1, 28416894), (2, 14208447), (3, 9472298), (6, 4736149), (11, 2583354), (17, 1671582), (19, 1495626), (22, 1291677), (31, 916674), (33, 861118), (34, 835791), (38, 747813), (43, 660858), (51, 557194), (57, 498542), (62, 458337), (66, 430559), (86, 330429), (93, 305558), (102, 278597), (114, 249271), (129, 220286), (186, 152779), (187, 151962), (209, 135966), (258, 110143), (323, 87978), (341, 83334), (374, 75981), (418, 67983), (473, 60078), (527, 53922), (561, 50654), (589, 48246), (627, 45322), (646, 43989), (682, 41667), (731, 38874), (817, 34782), (946, 30039), (969, 29326), (1023, 27778), (1054, 26961), (1122, 25327), (1178, 24123), (1254, 22661), (1333, 21318), (1419, 20026), (1462, 19437), (1581, 17974), (1634, 17391), (1767, 16082), (1938, 14663), (2046, 13889), (2193, 12958), (2451, 11594), (2666, 10659), (2838, 10013), (3162, 8987), (3534, 8041), (3553, 7998), (3999, 7106), (4386, 6479), (4902, 5797)]