2788979076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{54673}}^1$

素因数の和:54805

約数の個数: 72

約数和(自身を含む): 7662014360

約数和(自身を除く): 4873035284

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1962, 2834, 3924, 4251, 5668, 8502, 12753, 17004, 25506, 51012, 54673, 109346, 164019, 218692, 328038, 492057, 656076, 710749, 984114, 1421498, 1968228, 2132247, 2842996, 4264494, 5959357, 6396741, 8528988, 11918714, 12793482, 17878071, 23837428, 25586964, 35756142, 53634213, 71512284, 77471641, 107268426, 154943282, 214536852, 232414923, 309886564, 464829846, 697244769, 929659692, 1394489538, 2788979076]

約数ペア:

[(1, 2788979076), (2, 1394489538), (3, 929659692), (4, 697244769), (6, 464829846), (9, 309886564), (12, 232414923), (13, 214536852), (18, 154943282), (26, 107268426), (36, 77471641), (39, 71512284), (52, 53634213), (78, 35756142), (109, 25586964), (117, 23837428), (156, 17878071), (218, 12793482), (234, 11918714), (327, 8528988), (436, 6396741), (468, 5959357), (654, 4264494), (981, 2842996), (1308, 2132247), (1417, 1968228), (1962, 1421498), (2834, 984114), (3924, 710749), (4251, 656076), (5668, 492057), (8502, 328038), (12753, 218692), (17004, 164019), (25506, 109346), (51012, 54673)]