65420684

素因数分解:

$2^2\times 7^2\times {\mathrm{333779}}^1$

素因数の和:333797

約数の個数: 18

約数和(自身を含む): 133178220

約数和(自身を除く): 67757536

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 333779, 667558, 1335116, 2336453, 4672906, 9345812, 16355171, 32710342, 65420684]

約数ペア:

[(1, 65420684), (2, 32710342), (4, 16355171), (7, 9345812), (14, 4672906), (28, 2336453), (49, 1335116), (98, 667558), (196, 333779)]