66798529

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:892

約数の個数: 16

約数和(自身を含む): 77824000

約数和(自身を除く): 11025471

約数列:

[1, 7, 79, 199, 553, 607, 1393, 4249, 15721, 47953, 110047, 120793, 335671, 845551, 9542647, 66798529]

約数ペア:

[(1, 66798529), (7, 9542647), (79, 845551), (199, 335671), (553, 120793), (607, 110047), (1393, 47953), (4249, 15721)]