86786644

素因数分解:

$2^2\times 7^2\times {\mathrm{442789}}^1$

素因数の和:442807

約数の個数: 18

約数和(自身を含む): 176673210

約数和(自身を除く): 89886566

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 442789, 885578, 1771156, 3099523, 6199046, 12398092, 21696661, 43393322, 86786644]

約数ペア:

[(1, 86786644), (2, 43393322), (4, 21696661), (7, 12398092), (14, 6199046), (28, 3099523), (49, 1771156), (98, 885578), (196, 442789)]