309437968

素因数分解:

$2^4\times 7^1\times {\mathrm{2762839}}^1$

素因数の和:2762854

約数の個数: 20

約数和(自身を含む): 685184320

約数和(自身を除く): 375746352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2762839, 5525678, 11051356, 19339873, 22102712, 38679746, 44205424, 77359492, 154718984, 309437968]

約数ペア:

[(1, 309437968), (2, 154718984), (4, 77359492), (7, 44205424), (8, 38679746), (14, 22102712), (16, 19339873), (28, 11051356), (56, 5525678), (112, 2762839)]