291250970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{4909}}^1$

素因数の和:5282

約数の個数: 32

約数和(自身を含む): 556794000

約数和(自身を除く): 265543030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 349, 698, 1745, 3490, 4909, 5933, 9818, 11866, 24545, 29665, 49090, 59330, 83453, 166906, 417265, 834530, 1713241, 3426482, 8566205, 17132410, 29125097, 58250194, 145625485, 291250970]

約数ペア:

[(1, 291250970), (2, 145625485), (5, 58250194), (10, 29125097), (17, 17132410), (34, 8566205), (85, 3426482), (170, 1713241), (349, 834530), (698, 417265), (1745, 166906), (3490, 83453), (4909, 59330), (5933, 49090), (9818, 29665), (11866, 24545)]