13831009885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2339}}^1\times {\mathrm{15359}}^1$

素因数の和:17721

約数の個数: 32

約数和(自身を含む): 20702822400

約数和(自身を除く): 6871812515

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2339, 11695, 15359, 16373, 25729, 76795, 81865, 107513, 128645, 168949, 180103, 537565, 844745, 900515, 1182643, 5913215, 35924701, 179623505, 251472907, 395171711, 1257364535, 1975858555, 2766201977, 13831009885]

約数ペア:

[(1, 13831009885), (5, 2766201977), (7, 1975858555), (11, 1257364535), (35, 395171711), (55, 251472907), (77, 179623505), (385, 35924701), (2339, 5913215), (11695, 1182643), (15359, 900515), (16373, 844745), (25729, 537565), (76795, 180103), (81865, 168949), (107513, 128645)]