217601628

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{28027}}^1$

素因数の和:28681

約数の個数: 24

約数和(自身を含む): 508540032

約数和(自身を除く): 290938404

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2588, 3882, 7764, 28027, 56054, 84081, 112108, 168162, 336324, 18133469, 36266938, 54400407, 72533876, 108800814, 217601628]

約数ペア:

[(1, 217601628), (2, 108800814), (3, 72533876), (4, 54400407), (6, 36266938), (12, 18133469), (647, 336324), (1294, 168162), (1941, 112108), (2588, 84081), (3882, 56054), (7764, 28027)]