51720081

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{13759}}^1$

素因数の和:13948

約数の個数: 16

約数和(自身を含む): 79257600

約数和(自身を除く): 27537519

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 13759, 41277, 96313, 288939, 2462861, 7388583, 17240027, 51720081]

約数ペア:

[(1, 51720081), (3, 17240027), (7, 7388583), (21, 2462861), (179, 288939), (537, 96313), (1253, 41277), (3759, 13759)]