28140804

素因数分解:

$2^2\times 3^3\times {\mathrm{67}}^1\times {\mathrm{3889}}^1$

素因数の和:3969

約数の個数: 48

約数和(自身を含む): 74065600

約数和(自身を除く): 45924796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 108, 134, 201, 268, 402, 603, 804, 1206, 1809, 2412, 3618, 3889, 7236, 7778, 11667, 15556, 23334, 35001, 46668, 70002, 105003, 140004, 210006, 260563, 420012, 521126, 781689, 1042252, 1563378, 2345067, 3126756, 4690134, 7035201, 9380268, 14070402, 28140804]

約数ペア:

[(1, 28140804), (2, 14070402), (3, 9380268), (4, 7035201), (6, 4690134), (9, 3126756), (12, 2345067), (18, 1563378), (27, 1042252), (36, 781689), (54, 521126), (67, 420012), (108, 260563), (134, 210006), (201, 140004), (268, 105003), (402, 70002), (603, 46668), (804, 35001), (1206, 23334), (1809, 15556), (2412, 11667), (3618, 7778), (3889, 7236)]