209808434

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{27967}}^1$

素因数の和:28022

約数の個数: 24

約数和(自身を含む): 357095424

約数和(自身を除く): 147286990

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 27967, 55934, 307637, 615274, 866977, 1733954, 3384007, 6768014, 9536747, 19073494, 104904217, 209808434]

約数ペア:

[(1, 209808434), (2, 104904217), (11, 19073494), (22, 9536747), (31, 6768014), (62, 3384007), (121, 1733954), (242, 866977), (341, 615274), (682, 307637), (3751, 55934), (7502, 27967)]