2820549095

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{144163}}^1$

素因数の和:144231

約数の個数: 32

約数和(自身を含む): 4262641152

約数和(自身を除く): 1442092057

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2795, 3913, 19565, 144163, 720815, 1009141, 1874119, 5045705, 6199009, 9370595, 13118833, 30995045, 43393063, 65594165, 80587117, 216965315, 402935585, 564109819, 2820549095]

約数ペア:

[(1, 2820549095), (5, 564109819), (7, 402935585), (13, 216965315), (35, 80587117), (43, 65594165), (65, 43393063), (91, 30995045), (215, 13118833), (301, 9370595), (455, 6199009), (559, 5045705), (1505, 1874119), (2795, 1009141), (3913, 720815), (19565, 144163)]