54518415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 102096384

約数和(自身を除く): 47577969

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 103, 105, 213, 309, 355, 497, 515, 721, 1065, 1491, 1545, 2163, 2485, 3605, 5041, 7313, 7455, 10815, 15123, 21939, 25205, 35287, 36565, 51191, 75615, 105861, 109695, 153573, 176435, 255955, 519223, 529305, 767865, 1557669, 2596115, 3634561, 7788345, 10903683, 18172805, 54518415]

約数ペア:

[(1, 54518415), (3, 18172805), (5, 10903683), (7, 7788345), (15, 3634561), (21, 2596115), (35, 1557669), (71, 767865), (103, 529305), (105, 519223), (213, 255955), (309, 176435), (355, 153573), (497, 109695), (515, 105861), (721, 75615), (1065, 51191), (1491, 36565), (1545, 35287), (2163, 25205), (2485, 21939), (3605, 15123), (5041, 10815), (7313, 7455)]