674420195

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1\times {\mathrm{2357}}^1$

素因数の和:3094

約数の個数: 16

約数和(自身を含む): 820018080

約数和(自身を除く): 145597885

約数列:

[1, 5, 89, 445, 643, 2357, 3215, 11785, 57227, 209773, 286135, 1048865, 1515551, 7577755, 134884039, 674420195]

約数ペア:

[(1, 674420195), (5, 134884039), (89, 7577755), (445, 1515551), (643, 1048865), (2357, 286135), (3215, 209773), (11785, 57227)]