16566121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 20837376

約数和(自身を除く): 4271255

約数列:

[1, 11, 13, 31, 37, 101, 143, 341, 403, 407, 481, 1111, 1147, 1313, 3131, 3737, 4433, 5291, 12617, 14443, 14911, 34441, 40703, 41107, 48581, 115847, 164021, 447733, 534391, 1274317, 1506011, 16566121]

約数ペア:

[(1, 16566121), (11, 1506011), (13, 1274317), (31, 534391), (37, 447733), (101, 164021), (143, 115847), (341, 48581), (403, 41107), (407, 40703), (481, 34441), (1111, 14911), (1147, 14443), (1313, 12617), (3131, 5291), (3737, 4433)]