1780451974609

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{1511}}^1\times {\mathrm{8861}}^1$

素因数の和:10558

約数の個数: 48

約数和(自身を含む): 2252590518528

約数和(自身を除く): 472138543919

約数列:

[1, 7, 11, 77, 121, 157, 847, 1099, 1511, 1727, 8861, 10577, 12089, 16621, 18997, 62027, 97471, 116347, 132979, 182831, 237227, 682297, 1072181, 1279817, 1391177, 1660589, 2609497, 7505267, 9738239, 13388971, 15302947, 18266479, 28704467, 93722797, 107120629, 147278681, 168332417, 200931269, 1030950767, 1178326919, 1620065491, 2102068447, 11340458437, 14714479129, 23122752917, 161859270419, 254350282087, 1780451974609]

約数ペア:

[(1, 1780451974609), (7, 254350282087), (11, 161859270419), (77, 23122752917), (121, 14714479129), (157, 11340458437), (847, 2102068447), (1099, 1620065491), (1511, 1178326919), (1727, 1030950767), (8861, 200931269), (10577, 168332417), (12089, 147278681), (16621, 107120629), (18997, 93722797), (62027, 28704467), (97471, 18266479), (116347, 15302947), (132979, 13388971), (182831, 9738239), (237227, 7505267), (682297, 2609497), (1072181, 1660589), (1279817, 1391177)]