81266392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1217}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 161799120

約数和(自身を除く): 80532728

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 491, 982, 1217, 1964, 2434, 3928, 4868, 8347, 9736, 16694, 20689, 33388, 41378, 66776, 82756, 165512, 597547, 1195094, 2390188, 4780376, 10158299, 20316598, 40633196, 81266392]

約数ペア:

[(1, 81266392), (2, 40633196), (4, 20316598), (8, 10158299), (17, 4780376), (34, 2390188), (68, 1195094), (136, 597547), (491, 165512), (982, 82756), (1217, 66776), (1964, 41378), (2434, 33388), (3928, 20689), (4868, 16694), (8347, 9736)]