30705311

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 42134400

約数和(自身を除く): 11429089

約数列:

[1, 7, 13, 19, 43, 49, 59, 91, 133, 247, 301, 413, 559, 637, 767, 817, 931, 1121, 1729, 2107, 2537, 2891, 3913, 5369, 5719, 7847, 10621, 12103, 14573, 17759, 27391, 32981, 37583, 40033, 48203, 54929, 74347, 102011, 124313, 230867, 337421, 520429, 626639, 714077, 1616069, 2361947, 4386473, 30705311]

約数ペア:

[(1, 30705311), (7, 4386473), (13, 2361947), (19, 1616069), (43, 714077), (49, 626639), (59, 520429), (91, 337421), (133, 230867), (247, 124313), (301, 102011), (413, 74347), (559, 54929), (637, 48203), (767, 40033), (817, 37583), (931, 32981), (1121, 27391), (1729, 17759), (2107, 14573), (2537, 12103), (2891, 10621), (3913, 7847), (5369, 5719)]