77067788

素因数分解:

$2^2\times 7^2\times {\mathrm{393203}}^1$

素因数の和:393221

約数の個数: 18

約数和(自身を含む): 156888396

約数和(自身を除く): 79820608

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 393203, 786406, 1572812, 2752421, 5504842, 11009684, 19266947, 38533894, 77067788]

約数ペア:

[(1, 77067788), (2, 38533894), (4, 19266947), (7, 11009684), (14, 5504842), (28, 2752421), (49, 1572812), (98, 786406), (196, 393203)]