171940516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{20897}}^1$

素因数の和:20940

約数の個数: 36

約数和(自身を含む): 350208684

約数和(自身を除く): 178268168

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 242, 374, 484, 748, 2057, 4114, 8228, 20897, 41794, 83588, 229867, 355249, 459734, 710498, 919468, 1420996, 2528537, 3907739, 5057074, 7815478, 10114148, 15630956, 42985129, 85970258, 171940516]

約数ペア:

[(1, 171940516), (2, 85970258), (4, 42985129), (11, 15630956), (17, 10114148), (22, 7815478), (34, 5057074), (44, 3907739), (68, 2528537), (121, 1420996), (187, 919468), (242, 710498), (374, 459734), (484, 355249), (748, 229867), (2057, 83588), (4114, 41794), (8228, 20897)]