66690938

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{3727}}^1$

素因数の和:4141

約数の個数: 16

約数和(自身を含む): 104682240

約数和(自身を除く): 37991302

約数列:

[1, 2, 23, 46, 389, 778, 3727, 7454, 8947, 17894, 85721, 171442, 1449803, 2899606, 33345469, 66690938]

約数ペア:

[(1, 66690938), (2, 33345469), (23, 2899606), (46, 1449803), (389, 171442), (778, 85721), (3727, 17894), (7454, 8947)]