28469182

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 53108352

約数和(自身を除く): 24639170

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 131, 133, 262, 266, 301, 361, 602, 722, 817, 917, 1634, 1834, 2489, 2527, 4978, 5054, 5633, 5719, 11266, 11438, 15523, 17423, 31046, 34846, 39431, 47291, 78862, 94582, 107027, 108661, 214054, 217322, 331037, 662074, 749189, 1498378, 2033513, 4067026, 14234591, 28469182]

約数ペア:

[(1, 28469182), (2, 14234591), (7, 4067026), (14, 2033513), (19, 1498378), (38, 749189), (43, 662074), (86, 331037), (131, 217322), (133, 214054), (262, 108661), (266, 107027), (301, 94582), (361, 78862), (602, 47291), (722, 39431), (817, 34846), (917, 31046), (1634, 17423), (1834, 15523), (2489, 11438), (2527, 11266), (4978, 5719), (5054, 5633)]