212909422

素因数分解:

$2^1\times {\mathrm{11}}^5\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 24

約数和(自身を含む): 351831816

約数和(自身を除く): 138922394

約数列:

[1, 2, 11, 22, 121, 242, 661, 1322, 1331, 2662, 7271, 14542, 14641, 29282, 79981, 159962, 161051, 322102, 879791, 1759582, 9677701, 19355402, 106454711, 212909422]

約数ペア:

[(1, 212909422), (2, 106454711), (11, 19355402), (22, 9677701), (121, 1759582), (242, 879791), (661, 322102), (1322, 161051), (1331, 159962), (2662, 79981), (7271, 29282), (14542, 14641)]