17717490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{28123}}^1$

素因数の和:28143

約数の個数: 48

約数和(自身を含む): 52648128

約数和(自身を除く): 34930638

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 28123, 56246, 84369, 140615, 168738, 196861, 253107, 281230, 393722, 421845, 506214, 590583, 843690, 984305, 1181166, 1265535, 1771749, 1968610, 2531070, 2952915, 3543498, 5905830, 8858745, 17717490]

約数ペア:

[(1, 17717490), (2, 8858745), (3, 5905830), (5, 3543498), (6, 2952915), (7, 2531070), (9, 1968610), (10, 1771749), (14, 1265535), (15, 1181166), (18, 984305), (21, 843690), (30, 590583), (35, 506214), (42, 421845), (45, 393722), (63, 281230), (70, 253107), (90, 196861), (105, 168738), (126, 140615), (210, 84369), (315, 56246), (630, 28123)]