2878519

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 3617280

約数和(自身を除く): 738761

約数列:

[1, 7, 19, 23, 133, 161, 437, 941, 3059, 6587, 17879, 21643, 125153, 151501, 411217, 2878519]

約数ペア:

[(1, 2878519), (7, 411217), (19, 151501), (23, 125153), (133, 21643), (161, 17879), (437, 6587), (941, 3059)]