397999148

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{773}}^1\times {\mathrm{1327}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 705120192

約数和(自身を除く): 307121044

約数列:

[1, 2, 4, 97, 194, 388, 773, 1327, 1546, 2654, 3092, 5308, 74981, 128719, 149962, 257438, 299924, 514876, 1025771, 2051542, 4103084, 99499787, 198999574, 397999148]

約数ペア:

[(1, 397999148), (2, 198999574), (4, 99499787), (97, 4103084), (194, 2051542), (388, 1025771), (773, 514876), (1327, 299924), (1546, 257438), (2654, 149962), (3092, 128719), (5308, 74981)]