81768148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1033}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 179270784

約数和(自身を除く): 97502636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 257, 308, 514, 1028, 1033, 1799, 2066, 2827, 3598, 4132, 5654, 7196, 7231, 11308, 11363, 14462, 19789, 22726, 28924, 39578, 45452, 79156, 79541, 159082, 265481, 318164, 530962, 1061924, 1858367, 2920291, 3716734, 5840582, 7433468, 11681164, 20442037, 40884074, 81768148]

約数ペア:

[(1, 81768148), (2, 40884074), (4, 20442037), (7, 11681164), (11, 7433468), (14, 5840582), (22, 3716734), (28, 2920291), (44, 1858367), (77, 1061924), (154, 530962), (257, 318164), (308, 265481), (514, 159082), (1028, 79541), (1033, 79156), (1799, 45452), (2066, 39578), (2827, 28924), (3598, 22726), (4132, 19789), (5654, 14462), (7196, 11363), (7231, 11308)]