28495215

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{12923}}^1$

素因数の和:12948

約数の個数: 36

約数和(自身を含む): 57460104

約数和(自身を除く): 28964889

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 12923, 38769, 64615, 90461, 116307, 193845, 271383, 452305, 581535, 633227, 814149, 1356915, 1899681, 3166135, 4070745, 5699043, 9498405, 28495215]

約数ペア:

[(1, 28495215), (3, 9498405), (5, 5699043), (7, 4070745), (9, 3166135), (15, 1899681), (21, 1356915), (35, 814149), (45, 633227), (49, 581535), (63, 452305), (105, 271383), (147, 193845), (245, 116307), (315, 90461), (441, 64615), (735, 38769), (2205, 12923)]