28920771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4789}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 46328880

約数和(自身を除く): 17408109

約数列:

[1, 3, 9, 11, 33, 61, 99, 183, 549, 671, 2013, 4789, 6039, 14367, 43101, 52679, 158037, 292129, 474111, 876387, 2629161, 3213419, 9640257, 28920771]

約数ペア:

[(1, 28920771), (3, 9640257), (9, 3213419), (11, 2629161), (33, 876387), (61, 474111), (99, 292129), (183, 158037), (549, 52679), (671, 43101), (2013, 14367), (4789, 6039)]