3879981

素因数分解:

$3^5\times 7^1\times {\mathrm{2281}}^1$

素因数の和:2303

約数の個数: 24

約数和(自身を含む): 6645184

約数和(自身を除く): 2765203

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 2281, 6843, 15967, 20529, 47901, 61587, 143703, 184761, 431109, 554283, 1293327, 3879981]

約数ペア:

[(1, 3879981), (3, 1293327), (7, 554283), (9, 431109), (21, 184761), (27, 143703), (63, 61587), (81, 47901), (189, 20529), (243, 15967), (567, 6843), (1701, 2281)]