12137139

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4099}}^1$

素因数の和:4159

約数の個数: 24

約数和(自身を含む): 20467200

約数和(自身を除く): 8330061

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 4099, 12297, 28693, 36891, 86079, 192653, 258237, 577959, 1348571, 1733877, 4045713, 12137139]

約数ペア:

[(1, 12137139), (3, 4045713), (7, 1733877), (9, 1348571), (21, 577959), (47, 258237), (63, 192653), (141, 86079), (329, 36891), (423, 28693), (987, 12297), (2961, 4099)]