66986578

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{2969}}^1$

素因数の和:3389

約数の個数: 16

約数和(自身を含む): 104247000

約数和(自身を除く): 37260422

約数列:

[1, 2, 29, 58, 389, 778, 2969, 5938, 11281, 22562, 86101, 172202, 1154941, 2309882, 33493289, 66986578]

約数ペア:

[(1, 66986578), (2, 33493289), (29, 2309882), (58, 1154941), (389, 172202), (778, 86101), (2969, 22562), (5938, 11281)]