131998328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{214283}}^1$

素因数の和:214307

約数の個数: 32

約数和(自身を含む): 308568960

約数和(自身を除く): 176570632

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 214283, 428566, 857132, 1499981, 1714264, 2357113, 2999962, 4714226, 5999924, 9428452, 11999848, 16499791, 18856904, 32999582, 65999164, 131998328]

約数ペア:

[(1, 131998328), (2, 65999164), (4, 32999582), (7, 18856904), (8, 16499791), (11, 11999848), (14, 9428452), (22, 5999924), (28, 4714226), (44, 2999962), (56, 2357113), (77, 1714264), (88, 1499981), (154, 857132), (308, 428566), (616, 214283)]