1972089

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 3399552

約数和(自身を除く): 1427463

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1361, 1449, 4083, 9527, 12249, 28581, 31303, 85743, 93909, 219121, 281727, 657363, 1972089]

約数ペア:

[(1, 1972089), (3, 657363), (7, 281727), (9, 219121), (21, 93909), (23, 85743), (63, 31303), (69, 28581), (161, 12249), (207, 9527), (483, 4083), (1361, 1449)]