28049544

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 82944000

約数和(自身を除く): 54894456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 59, 62, 71, 72, 93, 108, 118, 124, 142, 177, 186, 213, 216, 236, 248, 279, 284, 354, 372, 426, 472, 531, 558, 568, 639, 708, 744, 837, 852, 1062, 1116, 1278, 1416, 1593, 1674, 1704, 1829, 1917, 2124, 2201, 2232, 2556, 3186, 3348, 3658, 3834, 4189, 4248, 4402, 5112, 5487, 6372, 6603, 6696, 7316, 7668, 8378, 8804, 10974, 12567, 12744, 13206, 14632, 15336, 16461, 16756, 17608, 19809, 21948, 25134, 26412, 32922, 33512, 37701, 39618, 43896, 49383, 50268, 52824, 59427, 65844, 75402, 79236, 98766, 100536, 113103, 118854, 129859, 131688, 150804, 158472, 197532, 226206, 237708, 259718, 301608, 389577, 395064, 452412, 475416, 519436, 779154, 904824, 1038872, 1168731, 1558308, 2337462, 3116616, 3506193, 4674924, 7012386, 9349848, 14024772, 28049544]

約数ペア:

[(1, 28049544), (2, 14024772), (3, 9349848), (4, 7012386), (6, 4674924), (8, 3506193), (9, 3116616), (12, 2337462), (18, 1558308), (24, 1168731), (27, 1038872), (31, 904824), (36, 779154), (54, 519436), (59, 475416), (62, 452412), (71, 395064), (72, 389577), (93, 301608), (108, 259718), (118, 237708), (124, 226206), (142, 197532), (177, 158472), (186, 150804), (213, 131688), (216, 129859), (236, 118854), (248, 113103), (279, 100536), (284, 98766), (354, 79236), (372, 75402), (426, 65844), (472, 59427), (531, 52824), (558, 50268), (568, 49383), (639, 43896), (708, 39618), (744, 37701), (837, 33512), (852, 32922), (1062, 26412), (1116, 25134), (1278, 21948), (1416, 19809), (1593, 17608), (1674, 16756), (1704, 16461), (1829, 15336), (1917, 14632), (2124, 13206), (2201, 12744), (2232, 12567), (2556, 10974), (3186, 8804), (3348, 8378), (3658, 7668), (3834, 7316), (4189, 6696), (4248, 6603), (4402, 6372), (5112, 5487)]