64426388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{13921}}^1$

素因数の和:14027

約数の個数: 24

約数和(自身を含む): 122792040

約数和(自身を除く): 58365652

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 13921, 27842, 55684, 180973, 361946, 723892, 1238969, 2477938, 4955876, 16106597, 32213194, 64426388]

約数ペア:

[(1, 64426388), (2, 32213194), (4, 16106597), (13, 4955876), (26, 2477938), (52, 1238969), (89, 723892), (178, 361946), (356, 180973), (1157, 55684), (2314, 27842), (4628, 13921)]