28480563

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1103}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 43630080

約数和(自身を除く): 15149517

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 1103, 1359, 2869, 3309, 8607, 9927, 20957, 25821, 62871, 166553, 188613, 499659, 1498977, 3164507, 9493521, 28480563]

約数ペア:

[(1, 28480563), (3, 9493521), (9, 3164507), (19, 1498977), (57, 499659), (151, 188613), (171, 166553), (453, 62871), (1103, 25821), (1359, 20957), (2869, 9927), (3309, 8607)]