28913037

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2\times {\mathrm{73}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 40677504

約数和(自身を除く): 11764467

約数列:

[1, 3, 47, 53, 73, 141, 159, 219, 2491, 2809, 3431, 3869, 7473, 8427, 10293, 11607, 132023, 181843, 205057, 396069, 545529, 615171, 9637679, 28913037]

約数ペア:

[(1, 28913037), (3, 9637679), (47, 615171), (53, 545529), (73, 396069), (141, 205057), (159, 181843), (219, 132023), (2491, 11607), (2809, 10293), (3431, 8427), (3869, 7473)]