1647214270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1\times {\mathrm{2251}}^1$

素因数の和:2717

約数の個数: 48

約数和(自身を含む): 3219450192

約数和(自身を除く): 1572235922

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 433, 845, 866, 1690, 2165, 2251, 4330, 4502, 5629, 11255, 11258, 22510, 28145, 29263, 56290, 58526, 73177, 146315, 146354, 292630, 365885, 380419, 731770, 760838, 974683, 1902095, 1949366, 3804190, 4873415, 9746830, 12670879, 25341758, 63354395, 126708790, 164721427, 329442854, 823607135, 1647214270]

約数ペア:

[(1, 1647214270), (2, 823607135), (5, 329442854), (10, 164721427), (13, 126708790), (26, 63354395), (65, 25341758), (130, 12670879), (169, 9746830), (338, 4873415), (433, 3804190), (845, 1949366), (866, 1902095), (1690, 974683), (2165, 760838), (2251, 731770), (4330, 380419), (4502, 365885), (5629, 292630), (11255, 146354), (11258, 146315), (22510, 73177), (28145, 58526), (29263, 56290)]