15781077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 26790400

約数和(自身を除く): 11009323

約数列:

[1, 3, 9, 13, 19, 31, 39, 57, 93, 117, 171, 229, 247, 279, 403, 589, 687, 741, 1209, 1767, 2061, 2223, 2977, 3627, 4351, 5301, 7099, 7657, 8931, 13053, 21297, 22971, 26793, 39159, 56563, 63891, 68913, 92287, 134881, 169689, 276861, 404643, 509067, 830583, 1213929, 1753453, 5260359, 15781077]

約数ペア:

[(1, 15781077), (3, 5260359), (9, 1753453), (13, 1213929), (19, 830583), (31, 509067), (39, 404643), (57, 276861), (93, 169689), (117, 134881), (171, 92287), (229, 68913), (247, 63891), (279, 56563), (403, 39159), (589, 26793), (687, 22971), (741, 21297), (1209, 13053), (1767, 8931), (2061, 7657), (2223, 7099), (2977, 5301), (3627, 4351)]