28332213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1759}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 47308800

約数和(自身を除く): 18976587

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 1759, 2301, 5277, 5369, 12313, 16107, 22867, 36939, 68601, 103781, 160069, 311343, 480207, 726467, 1349153, 2179401, 4047459, 9444071, 28332213]

約数ペア:

[(1, 28332213), (3, 9444071), (7, 4047459), (13, 2179401), (21, 1349153), (39, 726467), (59, 480207), (91, 311343), (177, 160069), (273, 103781), (413, 68601), (767, 36939), (1239, 22867), (1759, 16107), (2301, 12313), (5277, 5369)]