18151221309

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2600089}}^1$

素因数の和:2600284

約数の個数: 16

約数和(自身を含む): 26208907200

約数和(自身を除く): 8057685891

約数列:

[1, 3, 13, 39, 179, 537, 2327, 6981, 2600089, 7800267, 33801157, 101403471, 465415931, 1396247793, 6050407103, 18151221309]

約数ペア:

[(1, 18151221309), (3, 6050407103), (13, 1396247793), (39, 465415931), (179, 101403471), (537, 33801157), (2327, 7800267), (6981, 2600089)]