16220835

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3307}}^1$

素因数の和:3427

約数の個数: 24

約数和(自身を含む): 28382640

約数和(自身を除く): 12161805

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 3307, 4905, 9921, 16535, 29763, 49605, 148815, 360463, 1081389, 1802315, 3244167, 5406945, 16220835]

約数ペア:

[(1, 16220835), (3, 5406945), (5, 3244167), (9, 1802315), (15, 1081389), (45, 360463), (109, 148815), (327, 49605), (545, 29763), (981, 16535), (1635, 9921), (3307, 4905)]