209020392

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{138241}}^1$

素因数の和:138263

約数の個数: 64

約数和(自身を含む): 663561600

約数和(自身を除く): 454541208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 138241, 276482, 414723, 552964, 829446, 967687, 1105928, 1244169, 1658892, 1935374, 2488338, 2903061, 3317784, 3732507, 3870748, 4976676, 5806122, 7465014, 7741496, 8709183, 9953352, 11612244, 14930028, 17418366, 23224488, 26127549, 29860056, 34836732, 52255098, 69673464, 104510196, 209020392]

約数ペア:

[(1, 209020392), (2, 104510196), (3, 69673464), (4, 52255098), (6, 34836732), (7, 29860056), (8, 26127549), (9, 23224488), (12, 17418366), (14, 14930028), (18, 11612244), (21, 9953352), (24, 8709183), (27, 7741496), (28, 7465014), (36, 5806122), (42, 4976676), (54, 3870748), (56, 3732507), (63, 3317784), (72, 2903061), (84, 2488338), (108, 1935374), (126, 1658892), (168, 1244169), (189, 1105928), (216, 967687), (252, 829446), (378, 552964), (504, 414723), (756, 276482), (1512, 138241)]