12656865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 22288896

約数和(自身を除く): 9632031

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1381, 1833, 3055, 4143, 6905, 9165, 17953, 20715, 53859, 64907, 89765, 194721, 269295, 324535, 843791, 973605, 2531373, 4218955, 12656865]

約数ペア:

[(1, 12656865), (3, 4218955), (5, 2531373), (13, 973605), (15, 843791), (39, 324535), (47, 269295), (65, 194721), (141, 89765), (195, 64907), (235, 53859), (611, 20715), (705, 17953), (1381, 9165), (1833, 6905), (3055, 4143)]