621398313

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1279}}^1\times {\mathrm{1459}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 923187200

約数和(自身を除く): 301788887

約数列:

[1, 3, 9, 37, 111, 333, 1279, 1459, 3837, 4377, 11511, 13131, 47323, 53983, 141969, 161949, 425907, 485847, 1866061, 5598183, 16794549, 69044257, 207132771, 621398313]

約数ペア:

[(1, 621398313), (3, 207132771), (9, 69044257), (37, 16794549), (111, 5598183), (333, 1866061), (1279, 485847), (1459, 425907), (3837, 161949), (4377, 141969), (11511, 53983), (13131, 47323)]