28465812

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1173

約数の個数: 72

約数和(自身を含む): 77575680

約数和(自身を除く): 49109868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1109, 1116, 1426, 2139, 2218, 2852, 3327, 4278, 4436, 6417, 6654, 8556, 9981, 12834, 13308, 19962, 25507, 25668, 34379, 39924, 51014, 68758, 76521, 102028, 103137, 137516, 153042, 206274, 229563, 306084, 309411, 412548, 459126, 618822, 790717, 918252, 1237644, 1581434, 2372151, 3162868, 4744302, 7116453, 9488604, 14232906, 28465812]

約数ペア:

[(1, 28465812), (2, 14232906), (3, 9488604), (4, 7116453), (6, 4744302), (9, 3162868), (12, 2372151), (18, 1581434), (23, 1237644), (31, 918252), (36, 790717), (46, 618822), (62, 459126), (69, 412548), (92, 309411), (93, 306084), (124, 229563), (138, 206274), (186, 153042), (207, 137516), (276, 103137), (279, 102028), (372, 76521), (414, 68758), (558, 51014), (713, 39924), (828, 34379), (1109, 25668), (1116, 25507), (1426, 19962), (2139, 13308), (2218, 12834), (2852, 9981), (3327, 8556), (4278, 6654), (4436, 6417)]