210768915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{42709}}^1$

素因数の和:42771

約数の個数: 32

約数和(自身を含む): 393615360

約数和(自身を除く): 182846445

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 42709, 128127, 213545, 298963, 640635, 896889, 1494815, 2007323, 4484445, 6021969, 10036615, 14051261, 30109845, 42153783, 70256305, 210768915]

約数ペア:

[(1, 210768915), (3, 70256305), (5, 42153783), (7, 30109845), (15, 14051261), (21, 10036615), (35, 6021969), (47, 4484445), (105, 2007323), (141, 1494815), (235, 896889), (329, 640635), (705, 298963), (987, 213545), (1645, 128127), (4935, 42709)]