57222987

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{739}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 78001920

約数和(自身を除く): 20778933

約数列:

[1, 3, 53, 159, 487, 739, 1461, 2217, 25811, 39167, 77433, 117501, 359893, 1079679, 19074329, 57222987]

約数ペア:

[(1, 57222987), (3, 19074329), (53, 1079679), (159, 359893), (487, 117501), (739, 77433), (1461, 39167), (2217, 25811)]