2786749

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 3502080

約数和(自身を除く): 715331

約数列:

[1, 7, 19, 23, 133, 161, 437, 911, 3059, 6377, 17309, 20953, 121163, 146671, 398107, 2786749]

約数ペア:

[(1, 2786749), (7, 398107), (19, 146671), (23, 121163), (133, 20953), (161, 17309), (437, 6377), (911, 3059)]