16400426

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 30886272

約数和(自身を除く): 14485846

約数列:

[1, 2, 7, 14, 23, 31, 46, 53, 62, 106, 161, 217, 322, 371, 434, 713, 742, 961, 1219, 1426, 1643, 1922, 2438, 3286, 4991, 6727, 8533, 9982, 11501, 13454, 17066, 22103, 23002, 37789, 44206, 50933, 75578, 101866, 154721, 264523, 309442, 356531, 529046, 713062, 1171459, 2342918, 8200213, 16400426]

約数ペア:

[(1, 16400426), (2, 8200213), (7, 2342918), (14, 1171459), (23, 713062), (31, 529046), (46, 356531), (53, 309442), (62, 264523), (106, 154721), (161, 101866), (217, 75578), (322, 50933), (371, 44206), (434, 37789), (713, 23002), (742, 22103), (961, 17066), (1219, 13454), (1426, 11501), (1643, 9982), (1922, 8533), (2438, 6727), (3286, 4991)]