7646643

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{1409}}^1$

素因数の和:1488

約数の個数: 20

約数和(自身を含む): 11601480

約数和(自身を除く): 3954837

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1409, 1809, 4227, 5427, 12681, 38043, 94403, 114129, 283209, 849627, 2548881, 7646643]

約数ペア:

[(1, 7646643), (3, 2548881), (9, 849627), (27, 283209), (67, 114129), (81, 94403), (201, 38043), (603, 12681), (1409, 5427), (1809, 4227)]