408904006

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1\times {\mathrm{463}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 708249600

約数和(自身を除く): 299345594

約数列:

[1, 2, 7, 14, 199, 317, 398, 463, 634, 926, 1393, 2219, 2786, 3241, 4438, 6482, 63083, 92137, 126166, 146771, 184274, 293542, 441581, 644959, 883162, 1027397, 1289918, 2054794, 29207429, 58414858, 204452003, 408904006]

約数ペア:

[(1, 408904006), (2, 204452003), (7, 58414858), (14, 29207429), (199, 2054794), (317, 1289918), (398, 1027397), (463, 883162), (634, 644959), (926, 441581), (1393, 293542), (2219, 184274), (2786, 146771), (3241, 126166), (4438, 92137), (6482, 63083)]