13940451

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 24706080

約数和(自身を除く): 10765629

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 257, 287, 369, 441, 771, 861, 1107, 1323, 1799, 2009, 2313, 2583, 5397, 6027, 6939, 7749, 10537, 12593, 16191, 18081, 31611, 37779, 48573, 54243, 73759, 94833, 113337, 221277, 284499, 340011, 516313, 663831, 1548939, 1991493, 4646817, 13940451]

約数ペア:

[(1, 13940451), (3, 4646817), (7, 1991493), (9, 1548939), (21, 663831), (27, 516313), (41, 340011), (49, 284499), (63, 221277), (123, 113337), (147, 94833), (189, 73759), (257, 54243), (287, 48573), (369, 37779), (441, 31611), (771, 18081), (861, 16191), (1107, 12593), (1323, 10537), (1799, 7749), (2009, 6939), (2313, 6027), (2583, 5397)]