123456393

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{17519}}^1$

素因数の和:17563

約数の個数: 24

約数和(自身を含む): 191318400

約数和(自身を除く): 67862007

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 17519, 52557, 157671, 473013, 508051, 1419039, 1524153, 4257117, 4572459, 13717377, 41152131, 123456393]

約数ペア:

[(1, 123456393), (3, 41152131), (9, 13717377), (27, 4572459), (29, 4257117), (81, 1524153), (87, 1419039), (243, 508051), (261, 473013), (783, 157671), (2349, 52557), (7047, 17519)]