78130143

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31799}}^1$

素因数の和:31828

約数の個数: 32

約数和(自身を含む): 142464000

約数和(自身を除く): 64333857

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 31799, 95397, 222593, 286191, 413387, 667779, 858573, 1240161, 2003337, 2893709, 3720483, 6010011, 8681127, 11161449, 26043381, 78130143]

約数ペア:

[(1, 78130143), (3, 26043381), (7, 11161449), (9, 8681127), (13, 6010011), (21, 3720483), (27, 2893709), (39, 2003337), (63, 1240161), (91, 858573), (117, 667779), (189, 413387), (273, 286191), (351, 222593), (819, 95397), (2457, 31799)]