66571204

素因数分解:

$2^2\times 7^2\times {\mathrm{339649}}^1$

素因数の和:339667

約数の個数: 18

約数和(自身を含む): 135520350

約数和(自身を除く): 68949146

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 339649, 679298, 1358596, 2377543, 4755086, 9510172, 16642801, 33285602, 66571204]

約数ペア:

[(1, 66571204), (2, 33285602), (4, 16642801), (7, 9510172), (14, 4755086), (28, 2377543), (49, 1358596), (98, 679298), (196, 339649)]