220161267

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{8647}}^1$

素因数の和:8720

約数の個数: 32

約数和(自身を含む): 348687360

約数和(自身を除く): 128526093

約数列:

[1, 3, 9, 23, 27, 41, 69, 123, 207, 369, 621, 943, 1107, 2829, 8487, 8647, 25461, 25941, 77823, 198881, 233469, 354527, 596643, 1063581, 1789929, 3190743, 5369787, 8154121, 9572229, 24462363, 73387089, 220161267]

約数ペア:

[(1, 220161267), (3, 73387089), (9, 24462363), (23, 9572229), (27, 8154121), (41, 5369787), (69, 3190743), (123, 1789929), (207, 1063581), (369, 596643), (621, 354527), (943, 233469), (1107, 198881), (2829, 77823), (8487, 25941), (8647, 25461)]