218080213

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{1031}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 240299136

約数和(自身を除く): 22218923

約数列:

[1, 13, 53, 307, 689, 1031, 3991, 13403, 16271, 54643, 211523, 316517, 710359, 4114721, 16775401, 218080213]

約数ペア:

[(1, 218080213), (13, 16775401), (53, 4114721), (307, 710359), (689, 316517), (1031, 211523), (3991, 54643), (13403, 16271)]