211070504

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{21859}}^1$

素因数の和:21953

約数の個数: 32

約数和(自身を含む): 424958400

約数和(自身を除く): 213887896

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 21859, 43718, 87436, 174872, 371603, 743206, 1486412, 1551989, 2972824, 3103978, 6207956, 12415912, 26383813, 52767626, 105535252, 211070504]

約数ペア:

[(1, 211070504), (2, 105535252), (4, 52767626), (8, 26383813), (17, 12415912), (34, 6207956), (68, 3103978), (71, 2972824), (136, 1551989), (142, 1486412), (284, 743206), (568, 371603), (1207, 174872), (2414, 87436), (4828, 43718), (9656, 21859)]