211680001

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{243031}}^1$

素因数の和:243111

約数の個数: 8

約数和(自身を含む): 231366464

約数和(自身を除く): 19686463

約数列:

[1, 13, 67, 871, 243031, 3159403, 16283077, 211680001]

約数ペア:

[(1, 211680001), (13, 16283077), (67, 3159403), (871, 243031)]