71109311

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 90478080

約数和(自身を除く): 19368769

約数列:

[1, 7, 13, 67, 91, 107, 109, 469, 749, 763, 871, 1391, 1417, 6097, 7169, 7303, 9737, 9919, 11663, 50183, 51121, 81641, 93197, 94939, 151619, 652379, 664573, 781421, 1061333, 5469947, 10158473, 71109311]

約数ペア:

[(1, 71109311), (7, 10158473), (13, 5469947), (67, 1061333), (91, 781421), (107, 664573), (109, 652379), (469, 151619), (749, 94939), (763, 93197), (871, 81641), (1391, 51121), (1417, 50183), (6097, 11663), (7169, 9919), (7303, 9737)]