16783137

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2042

約数の個数: 36

約数和(自身を含む): 29699280

約数和(自身を除く): 12916143

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2003, 2793, 6009, 8379, 14021, 18027, 38057, 42063, 98147, 114171, 126189, 266399, 294441, 342513, 799197, 883323, 1864793, 2397591, 5594379, 16783137]

約数ペア:

[(1, 16783137), (3, 5594379), (7, 2397591), (9, 1864793), (19, 883323), (21, 799197), (49, 342513), (57, 294441), (63, 266399), (133, 126189), (147, 114171), (171, 98147), (399, 42063), (441, 38057), (931, 18027), (1197, 14021), (2003, 8379), (2793, 6009)]