17420445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1907}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 35717760

約数和(自身を除く): 18297315

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 1907, 3045, 5721, 9135, 9535, 13349, 17163, 28605, 40047, 55303, 66745, 85815, 120141, 165909, 200235, 276515, 387121, 497727, 600705, 829545, 1161363, 1935605, 2488635, 3484089, 5806815, 17420445]

約数ペア:

[(1, 17420445), (3, 5806815), (5, 3484089), (7, 2488635), (9, 1935605), (15, 1161363), (21, 829545), (29, 600705), (35, 497727), (45, 387121), (63, 276515), (87, 200235), (105, 165909), (145, 120141), (203, 85815), (261, 66745), (315, 55303), (435, 40047), (609, 28605), (1015, 17163), (1305, 13349), (1827, 9535), (1907, 9135), (3045, 5721)]