40206537

素因数分解:

$3^6\times 7^1\times {\mathrm{7879}}^1$

素因数の和:7904

約数の個数: 28

約数和(自身を含む): 68902720

約数和(自身を除く): 28696183

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 7879, 23637, 55153, 70911, 165459, 212733, 496377, 638199, 1489131, 1914597, 4467393, 5743791, 13402179, 40206537]

約数ペア:

[(1, 40206537), (3, 13402179), (7, 5743791), (9, 4467393), (21, 1914597), (27, 1489131), (63, 638199), (81, 496377), (189, 212733), (243, 165459), (567, 70911), (729, 55153), (1701, 23637), (5103, 7879)]