646831802

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{5023}}^1$

素因数の和:5154

約数の個数: 24

約数和(自身を含む): 1017721728

約数和(自身を除く): 370889926

約数列:

[1, 2, 31, 62, 67, 134, 961, 1922, 2077, 4154, 5023, 10046, 64387, 128774, 155713, 311426, 336541, 673082, 4827103, 9654206, 10432771, 20865542, 323415901, 646831802]

約数ペア:

[(1, 646831802), (2, 323415901), (31, 20865542), (62, 10432771), (67, 9654206), (134, 4827103), (961, 673082), (1922, 336541), (2077, 311426), (4154, 155713), (5023, 128774), (10046, 64387)]