71200409

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 82944000

約数和(自身を除く): 11743591

約数列:

[1, 7, 79, 199, 553, 647, 1393, 4529, 15721, 51113, 110047, 128753, 357791, 901271, 10171487, 71200409]

約数ペア:

[(1, 71200409), (7, 10171487), (79, 901271), (199, 357791), (553, 128753), (647, 110047), (1393, 51113), (4529, 15721)]