201616809

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{1913}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 289856160

約数和(自身を除く): 88239351

約数列:

[1, 3, 19, 43, 57, 129, 817, 1849, 1913, 2451, 5547, 5739, 35131, 36347, 82259, 105393, 109041, 246777, 1562921, 3537137, 4688763, 10611411, 67205603, 201616809]

約数ペア:

[(1, 201616809), (3, 67205603), (19, 10611411), (43, 4688763), (57, 3537137), (129, 1562921), (817, 246777), (1849, 109041), (1913, 105393), (2451, 82259), (5547, 36347), (5739, 35131)]