128380878

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{41227}}^1$

素因数の和:41408

約数の個数: 24

約数和(自身を含む): 279773208

約数和(自身を除く): 151392330

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 41227, 82454, 123681, 247362, 371043, 742086, 7132271, 14264542, 21396813, 42793626, 64190439, 128380878]

約数ペア:

[(1, 128380878), (2, 64190439), (3, 42793626), (6, 21396813), (9, 14264542), (18, 7132271), (173, 742086), (346, 371043), (519, 247362), (1038, 123681), (1557, 82454), (3114, 41227)]