16125669

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 27982080

約数和(自身を除く): 11856411

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2081, 2583, 6243, 7749, 14567, 18729, 43701, 56187, 85321, 131103, 255963, 393309, 597247, 767889, 1791741, 2303667, 5375223, 16125669]

約数ペア:

[(1, 16125669), (3, 5375223), (7, 2303667), (9, 1791741), (21, 767889), (27, 597247), (41, 393309), (63, 255963), (123, 131103), (189, 85321), (287, 56187), (369, 43701), (861, 18729), (1107, 14567), (2081, 7749), (2583, 6243)]