12960821335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1980263}}^1$

素因数の和:1980303

約数の個数: 32

約数和(自身を含む): 20531377152

約数和(自身を除く): 7570555817

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 1980263, 9901315, 13861841, 21782893, 33664471, 69309205, 108914465, 152480251, 168322355, 235651297, 370309181, 762401255, 1178256485, 1851545905, 2592164267, 12960821335]

約数ペア:

[(1, 12960821335), (5, 2592164267), (7, 1851545905), (11, 1178256485), (17, 762401255), (35, 370309181), (55, 235651297), (77, 168322355), (85, 152480251), (119, 108914465), (187, 69309205), (385, 33664471), (595, 21782893), (935, 13861841), (1309, 9901315), (6545, 1980263)]