27888960879

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1\times {\mathrm{569}}^1$

素因数の和:1206

約数の個数: 80

約数和(自身を含む): 45536752800

約数和(自身を除く): 17647791921

約数列:

[1, 3, 9, 13, 27, 39, 81, 89, 117, 267, 351, 523, 569, 801, 1053, 1157, 1569, 1707, 2403, 3471, 4707, 5121, 6799, 7209, 7397, 10413, 14121, 15363, 20397, 22191, 31239, 42363, 46089, 46547, 50641, 61191, 66573, 93717, 139641, 151923, 183573, 199719, 297587, 418923, 455769, 550719, 599157, 605111, 658333, 892761, 1256769, 1367307, 1815333, 1974999, 2678283, 3770307, 3868631, 4101921, 5445999, 5924997, 8034849, 11605893, 16337997, 17774991, 24104547, 26485243, 34817679, 49013991, 53324973, 79455729, 104453037, 238367187, 313359111, 344308159, 715101561, 1032924477, 2145304683, 3098773431, 9296320293, 27888960879]

約数ペア:

[(1, 27888960879), (3, 9296320293), (9, 3098773431), (13, 2145304683), (27, 1032924477), (39, 715101561), (81, 344308159), (89, 313359111), (117, 238367187), (267, 104453037), (351, 79455729), (523, 53324973), (569, 49013991), (801, 34817679), (1053, 26485243), (1157, 24104547), (1569, 17774991), (1707, 16337997), (2403, 11605893), (3471, 8034849), (4707, 5924997), (5121, 5445999), (6799, 4101921), (7209, 3868631), (7397, 3770307), (10413, 2678283), (14121, 1974999), (15363, 1815333), (20397, 1367307), (22191, 1256769), (31239, 892761), (42363, 658333), (46089, 605111), (46547, 599157), (50641, 550719), (61191, 455769), (66573, 418923), (93717, 297587), (139641, 199719), (151923, 183573)]