208035854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{258109}}^1$

素因数の和:258155

約数の個数: 16

約数和(自身を含む): 346899840

約数和(自身を除く): 138863986

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 258109, 516218, 3355417, 6710834, 8001379, 16002758, 104017927, 208035854]

約数ペア:

[(1, 208035854), (2, 104017927), (13, 16002758), (26, 8001379), (31, 6710834), (62, 3355417), (403, 516218), (806, 258109)]