2556548487

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{380269}}^1$

素因数の和:380364

約数の個数: 20

約数和(自身を含む): 3865064280

約数和(自身を除く): 1308515793

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 380269, 1140807, 3422421, 10267263, 30801789, 31562327, 94686981, 284060943, 852182829, 2556548487]

約数ペア:

[(1, 2556548487), (3, 852182829), (9, 284060943), (27, 94686981), (81, 31562327), (83, 30801789), (249, 10267263), (747, 3422421), (2241, 1140807), (6723, 380269)]