68303248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{328381}}^1$

素因数の和:328402

約数の個数: 20

約数和(自身を含む): 142517788

約数和(自身を除く): 74214540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 328381, 656762, 1313524, 2627048, 4268953, 5254096, 8537906, 17075812, 34151624, 68303248]

約数ペア:

[(1, 68303248), (2, 34151624), (4, 17075812), (8, 8537906), (13, 5254096), (16, 4268953), (26, 2627048), (52, 1313524), (104, 656762), (208, 328381)]