637846569

素因数分解:

$3^6\times {\mathrm{157}}^1\times {\mathrm{5573}}^1$

素因数の和:5748

約数の個数: 28

約数和(自身を含む): 962596356

約数和(自身を除く): 324749787

約数列:

[1, 3, 9, 27, 81, 157, 243, 471, 729, 1413, 4239, 5573, 12717, 16719, 38151, 50157, 114453, 150471, 451413, 874961, 1354239, 2624883, 4062717, 7874649, 23623947, 70871841, 212615523, 637846569]

約数ペア:

[(1, 637846569), (3, 212615523), (9, 70871841), (27, 23623947), (81, 7874649), (157, 4062717), (243, 2624883), (471, 1354239), (729, 874961), (1413, 451413), (4239, 150471), (5573, 114453), (12717, 50157), (16719, 38151)]