66407642

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21859}}^1$

素因数の和:21906

約数の個数: 24

約数和(自身を含む): 119617920

約数和(自身を除く): 53210278

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 21859, 43718, 153013, 306026, 677629, 1071091, 1355258, 2142182, 4743403, 9486806, 33203821, 66407642]

約数ペア:

[(1, 66407642), (2, 33203821), (7, 9486806), (14, 4743403), (31, 2142182), (49, 1355258), (62, 1071091), (98, 677629), (217, 306026), (434, 153013), (1519, 43718), (3038, 21859)]