27821928

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 80438400

約数和(自身を除く): 52616472

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 37, 38, 51, 57, 68, 74, 76, 97, 102, 111, 114, 136, 148, 152, 194, 204, 222, 228, 291, 296, 323, 388, 408, 444, 456, 582, 629, 646, 703, 776, 888, 969, 1164, 1258, 1292, 1406, 1649, 1843, 1887, 1938, 2109, 2328, 2516, 2584, 2812, 3298, 3589, 3686, 3774, 3876, 4218, 4947, 5032, 5529, 5624, 6596, 7178, 7372, 7548, 7752, 8436, 9894, 10767, 11058, 11951, 13192, 14356, 14744, 15096, 16872, 19788, 21534, 22116, 23902, 28712, 31331, 35853, 39576, 43068, 44232, 47804, 61013, 62662, 68191, 71706, 86136, 93993, 95608, 122026, 125324, 136382, 143412, 183039, 187986, 204573, 244052, 250648, 272764, 286824, 366078, 375972, 409146, 488104, 545528, 732156, 751944, 818292, 1159247, 1464312, 1636584, 2318494, 3477741, 4636988, 6955482, 9273976, 13910964, 27821928]

約数ペア:

[(1, 27821928), (2, 13910964), (3, 9273976), (4, 6955482), (6, 4636988), (8, 3477741), (12, 2318494), (17, 1636584), (19, 1464312), (24, 1159247), (34, 818292), (37, 751944), (38, 732156), (51, 545528), (57, 488104), (68, 409146), (74, 375972), (76, 366078), (97, 286824), (102, 272764), (111, 250648), (114, 244052), (136, 204573), (148, 187986), (152, 183039), (194, 143412), (204, 136382), (222, 125324), (228, 122026), (291, 95608), (296, 93993), (323, 86136), (388, 71706), (408, 68191), (444, 62662), (456, 61013), (582, 47804), (629, 44232), (646, 43068), (703, 39576), (776, 35853), (888, 31331), (969, 28712), (1164, 23902), (1258, 22116), (1292, 21534), (1406, 19788), (1649, 16872), (1843, 15096), (1887, 14744), (1938, 14356), (2109, 13192), (2328, 11951), (2516, 11058), (2584, 10767), (2812, 9894), (3298, 8436), (3589, 7752), (3686, 7548), (3774, 7372), (3876, 7178), (4218, 6596), (4947, 5624), (5032, 5529)]