26800011

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 47278080

約数和(自身を除く): 20478069

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 431, 441, 987, 1269, 1293, 1323, 2303, 2961, 3017, 3879, 6909, 8883, 9051, 11637, 20257, 20727, 21119, 27153, 60771, 62181, 63357, 81459, 141799, 182313, 190071, 425397, 546939, 570213, 992593, 1276191, 2977779, 3828573, 8933337, 26800011]

約数ペア:

[(1, 26800011), (3, 8933337), (7, 3828573), (9, 2977779), (21, 1276191), (27, 992593), (47, 570213), (49, 546939), (63, 425397), (141, 190071), (147, 182313), (189, 141799), (329, 81459), (423, 63357), (431, 62181), (441, 60771), (987, 27153), (1269, 21119), (1293, 20727), (1323, 20257), (2303, 11637), (2961, 9051), (3017, 8883), (3879, 6909)]