209213147

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{3761}}^1$

素因数の和:4174

約数の個数: 16

約数和(自身を含む): 246486240

約数和(自身を除く): 37273093

約数列:

[1, 11, 13, 143, 389, 3761, 4279, 5057, 41371, 48893, 55627, 537823, 1463029, 16093319, 19019377, 209213147]

約数ペア:

[(1, 209213147), (11, 19019377), (13, 16093319), (143, 1463029), (389, 537823), (3761, 55627), (4279, 48893), (5057, 41371)]