27798984

素因数分解:

$2^3\times 3^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 82051200

約数和(自身を除く): 54252216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 43, 54, 72, 73, 82, 86, 108, 123, 129, 146, 164, 172, 216, 219, 246, 258, 292, 328, 344, 369, 387, 438, 492, 516, 584, 657, 738, 774, 876, 984, 1032, 1107, 1161, 1314, 1476, 1548, 1752, 1763, 1971, 2214, 2322, 2628, 2952, 2993, 3096, 3139, 3526, 3942, 4428, 4644, 5256, 5289, 5986, 6278, 7052, 7884, 8856, 8979, 9288, 9417, 10578, 11972, 12556, 14104, 15768, 15867, 17958, 18834, 21156, 23944, 25112, 26937, 28251, 31734, 35916, 37668, 42312, 47601, 53874, 56502, 63468, 71832, 75336, 80811, 84753, 95202, 107748, 113004, 126936, 128699, 161622, 169506, 190404, 215496, 226008, 257398, 323244, 339012, 380808, 386097, 514796, 646488, 678024, 772194, 1029592, 1158291, 1544388, 2316582, 3088776, 3474873, 4633164, 6949746, 9266328, 13899492, 27798984]

約数ペア:

[(1, 27798984), (2, 13899492), (3, 9266328), (4, 6949746), (6, 4633164), (8, 3474873), (9, 3088776), (12, 2316582), (18, 1544388), (24, 1158291), (27, 1029592), (36, 772194), (41, 678024), (43, 646488), (54, 514796), (72, 386097), (73, 380808), (82, 339012), (86, 323244), (108, 257398), (123, 226008), (129, 215496), (146, 190404), (164, 169506), (172, 161622), (216, 128699), (219, 126936), (246, 113004), (258, 107748), (292, 95202), (328, 84753), (344, 80811), (369, 75336), (387, 71832), (438, 63468), (492, 56502), (516, 53874), (584, 47601), (657, 42312), (738, 37668), (774, 35916), (876, 31734), (984, 28251), (1032, 26937), (1107, 25112), (1161, 23944), (1314, 21156), (1476, 18834), (1548, 17958), (1752, 15867), (1763, 15768), (1971, 14104), (2214, 12556), (2322, 11972), (2628, 10578), (2952, 9417), (2993, 9288), (3096, 8979), (3139, 8856), (3526, 7884), (3942, 7052), (4428, 6278), (4644, 5986), (5256, 5289)]