1997486295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{136861}}^1$

素因数の和:137015

約数の個数: 32

約数和(自身を含む): 3678850560

約数和(自身を除く): 1681364265

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 2085, 2919, 4865, 14595, 136861, 410583, 684305, 958027, 2052915, 2874081, 4790135, 14370405, 19023679, 57071037, 95118395, 133165753, 285355185, 399497259, 665828765, 1997486295]

約数ペア:

[(1, 1997486295), (3, 665828765), (5, 399497259), (7, 285355185), (15, 133165753), (21, 95118395), (35, 57071037), (105, 19023679), (139, 14370405), (417, 4790135), (695, 2874081), (973, 2052915), (2085, 958027), (2919, 684305), (4865, 410583), (14595, 136861)]