284571819

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7643}}^1$

素因数の和:7856

約数の個数: 32

約数和(自身を含む): 484323840

約数和(自身を除く): 199752021

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1773, 4137, 5319, 7643, 12411, 22929, 37233, 53501, 68787, 160503, 206361, 481509, 1444527, 1505671, 4517013, 10539697, 13551039, 31619091, 40653117, 94857273, 284571819]

約数ペア:

[(1, 284571819), (3, 94857273), (7, 40653117), (9, 31619091), (21, 13551039), (27, 10539697), (63, 4517013), (189, 1505671), (197, 1444527), (591, 481509), (1379, 206361), (1773, 160503), (4137, 68787), (5319, 53501), (7643, 37233), (12411, 22929)]