28706568

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 84672000

約数和(自身を除く): 55965432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 59, 66, 76, 88, 97, 114, 118, 132, 152, 177, 194, 209, 228, 236, 264, 291, 354, 388, 418, 456, 472, 582, 627, 649, 708, 776, 836, 1067, 1121, 1164, 1254, 1298, 1416, 1672, 1843, 1947, 2134, 2242, 2328, 2508, 2596, 3201, 3363, 3686, 3894, 4268, 4484, 5016, 5192, 5529, 5723, 6402, 6726, 7372, 7788, 8536, 8968, 11058, 11446, 12331, 12804, 13452, 14744, 15576, 17169, 20273, 22116, 22892, 24662, 25608, 26904, 34338, 36993, 40546, 44232, 45784, 49324, 60819, 62953, 68676, 73986, 81092, 98648, 108737, 121638, 125906, 137352, 147972, 162184, 188859, 217474, 243276, 251812, 295944, 326211, 377718, 434948, 486552, 503624, 652422, 755436, 869896, 1196107, 1304844, 1510872, 2392214, 2609688, 3588321, 4784428, 7176642, 9568856, 14353284, 28706568]

約数ペア:

[(1, 28706568), (2, 14353284), (3, 9568856), (4, 7176642), (6, 4784428), (8, 3588321), (11, 2609688), (12, 2392214), (19, 1510872), (22, 1304844), (24, 1196107), (33, 869896), (38, 755436), (44, 652422), (57, 503624), (59, 486552), (66, 434948), (76, 377718), (88, 326211), (97, 295944), (114, 251812), (118, 243276), (132, 217474), (152, 188859), (177, 162184), (194, 147972), (209, 137352), (228, 125906), (236, 121638), (264, 108737), (291, 98648), (354, 81092), (388, 73986), (418, 68676), (456, 62953), (472, 60819), (582, 49324), (627, 45784), (649, 44232), (708, 40546), (776, 36993), (836, 34338), (1067, 26904), (1121, 25608), (1164, 24662), (1254, 22892), (1298, 22116), (1416, 20273), (1672, 17169), (1843, 15576), (1947, 14744), (2134, 13452), (2242, 12804), (2328, 12331), (2508, 11446), (2596, 11058), (3201, 8968), (3363, 8536), (3686, 7788), (3894, 7372), (4268, 6726), (4484, 6402), (5016, 5723), (5192, 5529)]