12545028

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 33633600

約数和(自身を除く): 21088572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 109, 138, 139, 207, 218, 276, 278, 327, 414, 417, 436, 556, 654, 828, 834, 981, 1251, 1308, 1668, 1962, 2502, 2507, 3197, 3924, 5004, 5014, 6394, 7521, 9591, 10028, 12788, 15042, 15151, 19182, 22563, 28773, 30084, 30302, 38364, 45126, 45453, 57546, 60604, 90252, 90906, 115092, 136359, 181812, 272718, 348473, 545436, 696946, 1045419, 1393892, 2090838, 3136257, 4181676, 6272514, 12545028]

約数ペア:

[(1, 12545028), (2, 6272514), (3, 4181676), (4, 3136257), (6, 2090838), (9, 1393892), (12, 1045419), (18, 696946), (23, 545436), (36, 348473), (46, 272718), (69, 181812), (92, 136359), (109, 115092), (138, 90906), (139, 90252), (207, 60604), (218, 57546), (276, 45453), (278, 45126), (327, 38364), (414, 30302), (417, 30084), (436, 28773), (556, 22563), (654, 19182), (828, 15151), (834, 15042), (981, 12788), (1251, 10028), (1308, 9591), (1668, 7521), (1962, 6394), (2502, 5014), (2507, 5004), (3197, 3924)]