1710639

素因数分解:

$3^4\times 7^2\times {\mathrm{431}}^1$

素因数の和:457

約数の個数: 30

約数和(自身を含む): 2979504

約数和(自身を除く): 1268865

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 431, 441, 567, 1293, 1323, 3017, 3879, 3969, 9051, 11637, 21119, 27153, 34911, 63357, 81459, 190071, 244377, 570213, 1710639]

約数ペア:

[(1, 1710639), (3, 570213), (7, 244377), (9, 190071), (21, 81459), (27, 63357), (49, 34911), (63, 27153), (81, 21119), (147, 11637), (189, 9051), (431, 3969), (441, 3879), (567, 3017), (1293, 1323)]