28685644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12829}}^1$

素因数の和:12889

約数の個数: 24

約数和(自身を含む): 55322960

約数和(自身を除く): 26637316

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 12829, 25658, 51316, 166777, 333554, 551647, 667108, 1103294, 2206588, 7171411, 14342822, 28685644]

約数ペア:

[(1, 28685644), (2, 14342822), (4, 7171411), (13, 2206588), (26, 1103294), (43, 667108), (52, 551647), (86, 333554), (172, 166777), (559, 51316), (1118, 25658), (2236, 12829)]