66567676

素因数分解:

$2^2\times 7^2\times {\mathrm{339631}}^1$

素因数の和:339649

約数の個数: 18

約数和(自身を含む): 135513168

約数和(自身を除く): 68945492

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 339631, 679262, 1358524, 2377417, 4754834, 9509668, 16641919, 33283838, 66567676]

約数ペア:

[(1, 66567676), (2, 33283838), (4, 16641919), (7, 9509668), (14, 4754834), (28, 2377417), (49, 1358524), (98, 679262), (196, 339631)]