71391159

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7127}}^1$

素因数の和:7196

約数の個数: 32

約数和(自身を含む): 123171840

約数和(自身を除く): 51780681

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 7127, 10017, 21381, 49889, 64143, 149667, 192429, 377731, 449001, 1133193, 1347003, 2644117, 3399579, 7932351, 10198737, 23797053, 71391159]

約数ペア:

[(1, 71391159), (3, 23797053), (7, 10198737), (9, 7932351), (21, 3399579), (27, 2644117), (53, 1347003), (63, 1133193), (159, 449001), (189, 377731), (371, 192429), (477, 149667), (1113, 64143), (1431, 49889), (3339, 21381), (7127, 10017)]