7888927581

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{45377}}^1$

素因数の和:45570

約数の個数: 32

約数和(自身を含む): 12023354880

約数和(自身を除く): 4134427299

約数列:

[1, 3, 9, 27, 47, 137, 141, 411, 423, 1233, 1269, 3699, 6439, 19317, 45377, 57951, 136131, 173853, 408393, 1225179, 2132719, 6216649, 6398157, 18649947, 19194471, 55949841, 57583413, 167849523, 292182503, 876547509, 2629642527, 7888927581]

約数ペア:

[(1, 7888927581), (3, 2629642527), (9, 876547509), (27, 292182503), (47, 167849523), (137, 57583413), (141, 55949841), (411, 19194471), (423, 18649947), (1233, 6398157), (1269, 6216649), (3699, 2132719), (6439, 1225179), (19317, 408393), (45377, 173853), (57951, 136131)]