68215245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3079}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 125368320

約数和(自身を除く): 57153075

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 211, 633, 1055, 1477, 3079, 3165, 4431, 7385, 9237, 15395, 21553, 22155, 46185, 64659, 107765, 323295, 649669, 1949007, 3248345, 4547683, 9745035, 13643049, 22738415, 68215245]

約数ペア:

[(1, 68215245), (3, 22738415), (5, 13643049), (7, 9745035), (15, 4547683), (21, 3248345), (35, 1949007), (105, 649669), (211, 323295), (633, 107765), (1055, 64659), (1477, 46185), (3079, 22155), (3165, 21553), (4431, 15395), (7385, 9237)]