12654945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12227}}^1$

素因数の和:12261

約数の個数: 24

約数和(自身を含む): 22890816

約数和(自身を除く): 10235871

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12227, 36681, 61135, 110043, 183405, 281221, 550215, 843663, 1406105, 2530989, 4218315, 12654945]

約数ペア:

[(1, 12654945), (3, 4218315), (5, 2530989), (9, 1406105), (15, 843663), (23, 550215), (45, 281221), (69, 183405), (115, 110043), (207, 61135), (345, 36681), (1035, 12227)]