13080305

素因数分解:

$5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 19008000

約数和(自身を除く): 5927695

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 263, 343, 1015, 1315, 1421, 1715, 1841, 7105, 7627, 9205, 9947, 12887, 38135, 49735, 53389, 64435, 90209, 266945, 373723, 451045, 1868615, 2616061, 13080305]

約数ペア:

[(1, 13080305), (5, 2616061), (7, 1868615), (29, 451045), (35, 373723), (49, 266945), (145, 90209), (203, 64435), (245, 53389), (263, 49735), (343, 38135), (1015, 12887), (1315, 9947), (1421, 9205), (1715, 7627), (1841, 7105)]