13489725

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1373}}^1$

素因数の和:1517

約数の個数: 24

約数和(自身を含む): 22489632

約数和(自身を除く): 8999907

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1373, 1965, 3275, 4119, 6865, 9825, 20595, 34325, 102975, 179863, 539589, 899315, 2697945, 4496575, 13489725]

約数ペア:

[(1, 13489725), (3, 4496575), (5, 2697945), (15, 899315), (25, 539589), (75, 179863), (131, 102975), (393, 34325), (655, 20595), (1373, 9825), (1965, 6865), (3275, 4119)]