257173083

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{63079}}^1$

素因数の和:63239

約数の個数: 16

約数和(自身を含む): 383526400

約数和(自身を除く): 126353317

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 63079, 189237, 567711, 1703133, 9524929, 28574787, 85724361, 257173083]

約数ペア:

[(1, 257173083), (3, 85724361), (9, 28574787), (27, 9524929), (151, 1703133), (453, 567711), (1359, 189237), (4077, 63079)]