18657184545

素因数分解:

$3^3\times 5^1\times {\mathrm{8447}}^1\times {\mathrm{16361}}^1$

素因数の和:24822

約数の個数: 32

約数和(自身を含む): 33174282240

約数和(自身を除く): 14517097695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 8447, 16361, 25341, 42235, 49083, 76023, 81805, 126705, 147249, 228069, 245415, 380115, 441747, 736245, 1140345, 2208735, 138201367, 414604101, 691006835, 1243812303, 2073020505, 3731436909, 6219061515, 18657184545]

約数ペア:

[(1, 18657184545), (3, 6219061515), (5, 3731436909), (9, 2073020505), (15, 1243812303), (27, 691006835), (45, 414604101), (135, 138201367), (8447, 2208735), (16361, 1140345), (25341, 736245), (42235, 441747), (49083, 380115), (76023, 245415), (81805, 228069), (126705, 147249)]