131259518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{162853}}^1$

素因数の和:162899

約数の個数: 16

約数和(自身を含む): 218875776

約数和(自身を除く): 87616258

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 162853, 325706, 2117089, 4234178, 5048443, 10096886, 65629759, 131259518]

約数ペア:

[(1, 131259518), (2, 65629759), (13, 10096886), (26, 5048443), (31, 4234178), (62, 2117089), (403, 325706), (806, 162853)]