240997113

素因数分解:

$3^4\times 7^1\times {\mathrm{425039}}^1$

素因数の和:425058

約数の個数: 20

約数和(自身を含む): 411438720

約数和(自身を除く): 170441607

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 425039, 1275117, 2975273, 3825351, 8925819, 11476053, 26777457, 34428159, 80332371, 240997113]

約数ペア:

[(1, 240997113), (3, 80332371), (7, 34428159), (9, 26777457), (21, 11476053), (27, 8925819), (63, 3825351), (81, 2975273), (189, 1275117), (567, 425039)]