28815111

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2539}}^1$

素因数の和:2655

約数の個数: 24

約数和(自身を含む): 45303440

約数和(自身を除く): 16488329

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 2539, 3783, 7617, 11349, 22851, 33007, 99021, 246283, 297063, 738849, 2216547, 3201679, 9605037, 28815111]

約数ペア:

[(1, 28815111), (3, 9605037), (9, 3201679), (13, 2216547), (39, 738849), (97, 297063), (117, 246283), (291, 99021), (873, 33007), (1261, 22851), (2539, 11349), (3783, 7617)]