388771893

素因数分解:

$3^4\times {\mathrm{971}}^1\times {\mathrm{4943}}^1$

素因数の和:5926

約数の個数: 20

約数和(自身を含む): 581473728

約数和(自身を除く): 192701835

約数列:

[1, 3, 9, 27, 81, 971, 2913, 4943, 8739, 14829, 26217, 44487, 78651, 133461, 400383, 4799653, 14398959, 43196877, 129590631, 388771893]

約数ペア:

[(1, 388771893), (3, 129590631), (9, 43196877), (27, 14398959), (81, 4799653), (971, 400383), (2913, 133461), (4943, 78651), (8739, 44487), (14829, 26217)]