117638655

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^2\times {\mathrm{457}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 190084656

約数和(自身を除く): 72446001

約数列:

[1, 3, 5, 15, 131, 393, 457, 655, 1371, 1965, 2285, 6855, 17161, 51483, 59867, 85805, 179601, 257415, 299335, 898005, 7842577, 23527731, 39212885, 117638655]

約数ペア:

[(1, 117638655), (3, 39212885), (5, 23527731), (15, 7842577), (131, 898005), (393, 299335), (457, 257415), (655, 179601), (1371, 85805), (1965, 59867), (2285, 51483), (6855, 17161)]