400677966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90121}}^1$

素因数の和:90161

約数の個数: 48

約数和(自身を含む): 984132240

約数和(自身を除く): 583454274

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 90121, 180242, 270363, 540726, 811089, 1171573, 1622178, 1712299, 2343146, 3424598, 3514719, 5136897, 7029438, 10273794, 10544157, 15410691, 21088314, 22259887, 30821382, 44519774, 66779661, 133559322, 200338983, 400677966]

約数ペア:

[(1, 400677966), (2, 200338983), (3, 133559322), (6, 66779661), (9, 44519774), (13, 30821382), (18, 22259887), (19, 21088314), (26, 15410691), (38, 10544157), (39, 10273794), (57, 7029438), (78, 5136897), (114, 3514719), (117, 3424598), (171, 2343146), (234, 1712299), (247, 1622178), (342, 1171573), (494, 811089), (741, 540726), (1482, 270363), (2223, 180242), (4446, 90121)]