7864516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{16249}}^1$

素因数の和:16275

約数の個数: 18

約数和(自身を含む): 15128750

約数和(自身を除く): 7264234

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 16249, 32498, 64996, 178739, 357478, 714956, 1966129, 3932258, 7864516]

約数ペア:

[(1, 7864516), (2, 3932258), (4, 1966129), (11, 714956), (22, 357478), (44, 178739), (121, 64996), (242, 32498), (484, 16249)]