28158468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{180503}}^1$

素因数の和:180523

約数の個数: 24

約数和(自身を含む): 70757568

約数和(自身を除く): 42599100

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 180503, 361006, 541509, 722012, 1083018, 2166036, 2346539, 4693078, 7039617, 9386156, 14079234, 28158468]

約数ペア:

[(1, 28158468), (2, 14079234), (3, 9386156), (4, 7039617), (6, 4693078), (12, 2346539), (13, 2166036), (26, 1083018), (39, 722012), (52, 541509), (78, 361006), (156, 180503)]