57147687

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 91301760

約数和(自身を除く): 34154073

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 213, 513, 523, 639, 1349, 1539, 1569, 1917, 4047, 4707, 5751, 9937, 12141, 14121, 29811, 36423, 37133, 42363, 89433, 109269, 111399, 268299, 334197, 705527, 804897, 1002591, 2116581, 3007773, 6349743, 19049229, 57147687]

約数ペア:

[(1, 57147687), (3, 19049229), (9, 6349743), (19, 3007773), (27, 2116581), (57, 1002591), (71, 804897), (81, 705527), (171, 334197), (213, 268299), (513, 111399), (523, 109269), (639, 89433), (1349, 42363), (1539, 37133), (1569, 36423), (1917, 29811), (4047, 14121), (4707, 12141), (5751, 9937)]