64662645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1061}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 110108160

約数和(自身を除く): 45445515

約数列:

[1, 3, 5, 15, 17, 51, 85, 239, 255, 717, 1061, 1195, 3183, 3585, 4063, 5305, 12189, 15915, 18037, 20315, 54111, 60945, 90185, 253579, 270555, 760737, 1267895, 3803685, 4310843, 12932529, 21554215, 64662645]

約数ペア:

[(1, 64662645), (3, 21554215), (5, 12932529), (15, 4310843), (17, 3803685), (51, 1267895), (85, 760737), (239, 270555), (255, 253579), (717, 90185), (1061, 60945), (1195, 54111), (3183, 20315), (3585, 18037), (4063, 15915), (5305, 12189)]