168807537

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1399}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 258720000

約数和(自身を除く): 89912463

約数列:

[1, 3, 9, 27, 41, 109, 123, 327, 369, 981, 1107, 1399, 2943, 4197, 4469, 12591, 13407, 37773, 40221, 57359, 120663, 152491, 172077, 457473, 516231, 1372419, 1548693, 4117257, 6252131, 18756393, 56269179, 168807537]

約数ペア:

[(1, 168807537), (3, 56269179), (9, 18756393), (27, 6252131), (41, 4117257), (109, 1548693), (123, 1372419), (327, 516231), (369, 457473), (981, 172077), (1107, 152491), (1399, 120663), (2943, 57359), (4197, 40221), (4469, 37773), (12591, 13407)]