71280615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1303}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 130692096

約数和(自身を除く): 59411481

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 521, 1303, 1563, 2605, 3647, 3909, 6515, 7815, 9121, 10941, 18235, 19545, 27363, 45605, 54705, 136815, 678863, 2036589, 3394315, 4752041, 10182945, 14256123, 23760205, 71280615]

約数ペア:

[(1, 71280615), (3, 23760205), (5, 14256123), (7, 10182945), (15, 4752041), (21, 3394315), (35, 2036589), (105, 678863), (521, 136815), (1303, 54705), (1563, 45605), (2605, 27363), (3647, 19545), (3909, 18235), (6515, 10941), (7815, 9121)]