219125257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{9817}}^1$

素因数の和:9948

約数の個数: 16

約数和(自身を含む): 252361872

約数和(自身を除く): 33236615

約数列:

[1, 13, 17, 101, 221, 1313, 1717, 9817, 22321, 127621, 166889, 991517, 2169557, 12889721, 16855789, 219125257]

約数ペア:

[(1, 219125257), (13, 16855789), (17, 12889721), (101, 2169557), (221, 991517), (1313, 166889), (1717, 127621), (9817, 22321)]