28994868

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{5479}}^1$

素因数の和:5506

約数の個数: 72

約数和(自身を含む): 87460800

約数和(自身を除く): 58465932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 5479, 10958, 16437, 21916, 32874, 38353, 49311, 65748, 76706, 98622, 115059, 147933, 153412, 197244, 230118, 268471, 295866, 345177, 460236, 536942, 591732, 690354, 805413, 1035531, 1073884, 1380708, 1610826, 2071062, 2416239, 3221652, 4142124, 4832478, 7248717, 9664956, 14497434, 28994868]

約数ペア:

[(1, 28994868), (2, 14497434), (3, 9664956), (4, 7248717), (6, 4832478), (7, 4142124), (9, 3221652), (12, 2416239), (14, 2071062), (18, 1610826), (21, 1380708), (27, 1073884), (28, 1035531), (36, 805413), (42, 690354), (49, 591732), (54, 536942), (63, 460236), (84, 345177), (98, 295866), (108, 268471), (126, 230118), (147, 197244), (189, 153412), (196, 147933), (252, 115059), (294, 98622), (378, 76706), (441, 65748), (588, 49311), (756, 38353), (882, 32874), (1323, 21916), (1764, 16437), (2646, 10958), (5292, 5479)]