206875605

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{643}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 336631680

約数和(自身を除く): 129756075

約数列:

[1, 3, 5, 15, 89, 241, 267, 445, 643, 723, 1205, 1335, 1929, 3215, 3615, 9645, 21449, 57227, 64347, 107245, 154963, 171681, 286135, 321735, 464889, 774815, 858405, 2324445, 13791707, 41375121, 68958535, 206875605]

約数ペア:

[(1, 206875605), (3, 68958535), (5, 41375121), (15, 13791707), (89, 2324445), (241, 858405), (267, 774815), (445, 464889), (643, 321735), (723, 286135), (1205, 171681), (1335, 154963), (1929, 107245), (3215, 64347), (3615, 57227), (9645, 21449)]