16884469

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 20620320

約数和(自身を除く): 3735851

約数列:

[1, 7, 37, 49, 67, 139, 259, 469, 973, 1813, 2479, 3283, 5143, 6811, 9313, 17353, 36001, 65191, 121471, 252007, 344581, 456337, 2412067, 16884469]

約数ペア:

[(1, 16884469), (7, 2412067), (37, 456337), (49, 344581), (67, 252007), (139, 121471), (259, 65191), (469, 36001), (973, 17353), (1813, 9313), (2479, 6811), (3283, 5143)]