28245906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{120709}}^1$

素因数の和:120730

約数の個数: 24

約数和(自身を含む): 65907660

約数和(自身を除く): 37661754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 120709, 241418, 362127, 724254, 1086381, 1569217, 2172762, 3138434, 4707651, 9415302, 14122953, 28245906]

約数ペア:

[(1, 28245906), (2, 14122953), (3, 9415302), (6, 4707651), (9, 3138434), (13, 2172762), (18, 1569217), (26, 1086381), (39, 724254), (78, 362127), (117, 241418), (234, 120709)]