217490111

素因数分解:

${\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2146

約数の個数: 16

約数和(自身を含む): 232580160

約数和(自身を除く): 15090049

約数列:

[1, 29, 53, 71, 1537, 1993, 2059, 3763, 57797, 105629, 109127, 141503, 3063241, 4103587, 7499659, 217490111]

約数ペア:

[(1, 217490111), (29, 7499659), (53, 4103587), (71, 3063241), (1537, 141503), (1993, 109127), (2059, 105629), (3763, 57797)]