247877770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{8293}}^1$

素因数の和:8375

約数の個数: 48

約数和(自身を含む): 527597928

約数和(自身を除く): 279720158

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2989, 4270, 5978, 8293, 14945, 16586, 29890, 41465, 58051, 82930, 116102, 290255, 406357, 505873, 580510, 812714, 1011746, 2031785, 2529365, 3541111, 4063570, 5058730, 7082222, 17705555, 24787777, 35411110, 49575554, 123938885, 247877770]

約数ペア:

[(1, 247877770), (2, 123938885), (5, 49575554), (7, 35411110), (10, 24787777), (14, 17705555), (35, 7082222), (49, 5058730), (61, 4063570), (70, 3541111), (98, 2529365), (122, 2031785), (245, 1011746), (305, 812714), (427, 580510), (490, 505873), (610, 406357), (854, 290255), (2135, 116102), (2989, 82930), (4270, 58051), (5978, 41465), (8293, 29890), (14945, 16586)]