320565817

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 396063360

約数和(自身を除く): 75497543

約数列:

[1, 11, 13, 37, 43, 143, 407, 473, 481, 559, 1409, 1591, 5291, 6149, 15499, 17501, 18317, 20683, 52133, 60587, 201487, 227513, 573463, 666457, 677729, 787631, 2241719, 7455019, 8663941, 24658909, 29142347, 320565817]

約数ペア:

[(1, 320565817), (11, 29142347), (13, 24658909), (37, 8663941), (43, 7455019), (143, 2241719), (407, 787631), (473, 677729), (481, 666457), (559, 573463), (1409, 227513), (1591, 201487), (5291, 60587), (6149, 52133), (15499, 20683), (17501, 18317)]