211055978

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{22807}}^1$

素因数の和:23477

約数の個数: 16

約数和(自身を含む): 362373504

約数和(自身を除く): 151317526

約数列:

[1, 2, 7, 14, 661, 1322, 4627, 9254, 22807, 45614, 159649, 319298, 15075427, 30150854, 105527989, 211055978]

約数ペア:

[(1, 211055978), (2, 105527989), (7, 30150854), (14, 15075427), (661, 319298), (1322, 159649), (4627, 45614), (9254, 22807)]