211900302005

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^2\times {\mathrm{375367}}^1$

素因数の和:375633

約数の個数: 24

約数和(自身を含む): 292913163648

約数和(自身を除く): 81012861643

約数列:

[1, 5, 7, 35, 127, 635, 889, 4445, 16129, 80645, 112903, 375367, 564515, 1876835, 2627569, 13137845, 47671609, 238358045, 333701263, 1668506315, 6054294343, 30271471715, 42380060401, 211900302005]

約数ペア:

[(1, 211900302005), (5, 42380060401), (7, 30271471715), (35, 6054294343), (127, 1668506315), (635, 333701263), (889, 238358045), (4445, 47671609), (16129, 13137845), (80645, 2627569), (112903, 1876835), (375367, 564515)]