390404328

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^2\times {\mathrm{16927}}^1$

素因数の和:16998

約数の個数: 48

約数和(自身を含む): 1008570240

約数和(自身を除く): 618165912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 961, 1922, 2883, 3844, 5766, 7688, 11532, 16927, 23064, 33854, 50781, 67708, 101562, 135416, 203124, 406248, 524737, 1049474, 1574211, 2098948, 3148422, 4197896, 6296844, 12593688, 16266847, 32533694, 48800541, 65067388, 97601082, 130134776, 195202164, 390404328]

約数ペア:

[(1, 390404328), (2, 195202164), (3, 130134776), (4, 97601082), (6, 65067388), (8, 48800541), (12, 32533694), (24, 16266847), (31, 12593688), (62, 6296844), (93, 4197896), (124, 3148422), (186, 2098948), (248, 1574211), (372, 1049474), (744, 524737), (961, 406248), (1922, 203124), (2883, 135416), (3844, 101562), (5766, 67708), (7688, 50781), (11532, 33854), (16927, 23064)]