2478326

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:667

約数の個数: 16

約数和(自身を含む): 3898368

約数和(自身を除く): 1420042

約数列:

[1, 2, 31, 62, 71, 142, 563, 1126, 2201, 4402, 17453, 34906, 39973, 79946, 1239163, 2478326]

約数ペア:

[(1, 2478326), (2, 1239163), (31, 79946), (62, 39973), (71, 34906), (142, 17453), (563, 4402), (1126, 2201)]