161487441

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 255191040

約数和(自身を除く): 93703599

約数列:

[1, 3, 9, 19, 47, 57, 71, 141, 171, 213, 283, 423, 639, 849, 893, 1349, 2547, 2679, 3337, 4047, 5377, 8037, 10011, 12141, 13301, 16131, 20093, 30033, 39903, 48393, 60279, 63403, 119709, 180837, 190209, 252719, 381767, 570627, 758157, 944371, 1145301, 2274471, 2833113, 3435903, 8499339, 17943049, 53829147, 161487441]

約数ペア:

[(1, 161487441), (3, 53829147), (9, 17943049), (19, 8499339), (47, 3435903), (57, 2833113), (71, 2274471), (141, 1145301), (171, 944371), (213, 758157), (283, 570627), (423, 381767), (639, 252719), (849, 190209), (893, 180837), (1349, 119709), (2547, 63403), (2679, 60279), (3337, 48393), (4047, 39903), (5377, 30033), (8037, 20093), (10011, 16131), (12141, 13301)]