28135116

素因数分解:

$2^2\times 3^2\times {\mathrm{781531}}^1$

素因数の和:781541

約数の個数: 18

約数和(自身を含む): 71119412

約数和(自身を除く): 42984296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 781531, 1563062, 2344593, 3126124, 4689186, 7033779, 9378372, 14067558, 28135116]

約数ペア:

[(1, 28135116), (2, 14067558), (3, 9378372), (4, 7033779), (6, 4689186), (9, 3126124), (12, 2344593), (18, 1563062), (36, 781531)]