78649326

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{208067}}^1$

素因数の和:208085

約数の個数: 32

約数和(自身を含む): 199745280

約数和(自身を除く): 121095954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 208067, 416134, 624201, 1248402, 1456469, 1872603, 2912938, 3745206, 4369407, 5617809, 8738814, 11235618, 13108221, 26216442, 39324663, 78649326]

約数ペア:

[(1, 78649326), (2, 39324663), (3, 26216442), (6, 13108221), (7, 11235618), (9, 8738814), (14, 5617809), (18, 4369407), (21, 3745206), (27, 2912938), (42, 1872603), (54, 1456469), (63, 1248402), (126, 624201), (189, 416134), (378, 208067)]