308900691

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 502444800

約数和(自身を除く): 193544109

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 149, 387, 447, 473, 487, 1341, 1419, 1461, 1639, 4257, 4383, 4917, 5357, 6407, 14751, 16071, 19221, 20941, 48213, 57663, 62823, 70477, 72563, 188469, 211431, 217689, 230351, 634293, 653067, 691053, 798193, 2073159, 2394579, 3120209, 7183737, 9360627, 28081881, 34322299, 102966897, 308900691]

約数ペア:

[(1, 308900691), (3, 102966897), (9, 34322299), (11, 28081881), (33, 9360627), (43, 7183737), (99, 3120209), (129, 2394579), (149, 2073159), (387, 798193), (447, 691053), (473, 653067), (487, 634293), (1341, 230351), (1419, 217689), (1461, 211431), (1639, 188469), (4257, 72563), (4383, 70477), (4917, 62823), (5357, 57663), (6407, 48213), (14751, 20941), (16071, 19221)]