86868891

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{1993}}^1$

素因数の和:2195

約数の個数: 24

約数和(自身を含む): 130646880

約数和(自身を除く): 43777989

約数列:

[1, 3, 9, 29, 87, 167, 261, 501, 1503, 1993, 4843, 5979, 14529, 17937, 43587, 57797, 173391, 332831, 520173, 998493, 2995479, 9652099, 28956297, 86868891]

約数ペア:

[(1, 86868891), (3, 28956297), (9, 9652099), (29, 2995479), (87, 998493), (167, 520173), (261, 332831), (501, 173391), (1503, 57797), (1993, 43587), (4843, 17937), (5979, 14529)]