20683121535

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{32503}}^1$

素因数の和:32772

約数の個数: 48

約数和(自身を含む): 36508492800

約数和(自身を除く): 15825371265

約数列:

[1, 3, 5, 9, 15, 45, 79, 179, 237, 395, 537, 711, 895, 1185, 1611, 2685, 3555, 8055, 14141, 32503, 42423, 70705, 97509, 127269, 162515, 212115, 292527, 487545, 636345, 1462635, 2567737, 5818037, 7703211, 12838685, 17454111, 23109633, 29090185, 38516055, 52362333, 87270555, 115548165, 261811665, 459624923, 1378874769, 2298124615, 4136624307, 6894373845, 20683121535]

約数ペア:

[(1, 20683121535), (3, 6894373845), (5, 4136624307), (9, 2298124615), (15, 1378874769), (45, 459624923), (79, 261811665), (179, 115548165), (237, 87270555), (395, 52362333), (537, 38516055), (711, 29090185), (895, 23109633), (1185, 17454111), (1611, 12838685), (2685, 7703211), (3555, 5818037), (8055, 2567737), (14141, 1462635), (32503, 636345), (42423, 487545), (70705, 292527), (97509, 212115), (127269, 162515)]