256340494

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{5479}}^1$

素因数の和:5787

約数の個数: 16

約数和(自身を含む): 389628000

約数和(自身を除く): 133287506

約数列:

[1, 2, 149, 157, 298, 314, 5479, 10958, 23393, 46786, 816371, 860203, 1632742, 1720406, 128170247, 256340494]

約数ペア:

[(1, 256340494), (2, 128170247), (149, 1720406), (157, 1632742), (298, 860203), (314, 816371), (5479, 46786), (10958, 23393)]