28407951

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22073}}^1$

素因数の和:22103

約数の個数: 24

約数和(自身を含む): 48209616

約数和(自身を除く): 19801665

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 22073, 66219, 198657, 242803, 286949, 728409, 860847, 2185227, 2582541, 3156439, 9469317, 28407951]

約数ペア:

[(1, 28407951), (3, 9469317), (9, 3156439), (11, 2582541), (13, 2185227), (33, 860847), (39, 728409), (99, 286949), (117, 242803), (143, 198657), (429, 66219), (1287, 22073)]