81999126

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1433}}^1$

素因数の和:1486

約数の個数: 72

約数和(自身を含む): 206031384

約数和(自身を除く): 124032258

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 99, 102, 153, 187, 198, 289, 306, 374, 561, 578, 867, 1122, 1433, 1683, 1734, 2601, 2866, 3179, 3366, 4299, 5202, 6358, 8598, 9537, 12897, 15763, 19074, 24361, 25794, 28611, 31526, 47289, 48722, 57222, 73083, 94578, 141867, 146166, 219249, 267971, 283734, 414137, 438498, 535942, 803913, 828274, 1242411, 1607826, 2411739, 2484822, 3727233, 4555507, 4823478, 7454466, 9111014, 13666521, 27333042, 40999563, 81999126]

約数ペア:

[(1, 81999126), (2, 40999563), (3, 27333042), (6, 13666521), (9, 9111014), (11, 7454466), (17, 4823478), (18, 4555507), (22, 3727233), (33, 2484822), (34, 2411739), (51, 1607826), (66, 1242411), (99, 828274), (102, 803913), (153, 535942), (187, 438498), (198, 414137), (289, 283734), (306, 267971), (374, 219249), (561, 146166), (578, 141867), (867, 94578), (1122, 73083), (1433, 57222), (1683, 48722), (1734, 47289), (2601, 31526), (2866, 28611), (3179, 25794), (3366, 24361), (4299, 19074), (5202, 15763), (6358, 12897), (8598, 9537)]