209116278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1659653}}^1$

素因数の和:1659668

約数の個数: 24

約数和(自身を含む): 517812048

約数和(自身を除く): 308695770

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1659653, 3319306, 4978959, 9957918, 11617571, 14936877, 23235142, 29873754, 34852713, 69705426, 104558139, 209116278]

約数ペア:

[(1, 209116278), (2, 104558139), (3, 69705426), (6, 34852713), (7, 29873754), (9, 23235142), (14, 14936877), (18, 11617571), (21, 9957918), (42, 4978959), (63, 3319306), (126, 1659653)]