2051278173

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{1777}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 3448238976

約数和(自身を除く): 1396960803

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 251, 511, 657, 753, 1533, 1757, 1777, 2259, 4599, 5271, 5331, 12439, 15813, 15993, 18323, 37317, 54969, 111951, 128261, 129721, 164907, 384783, 389163, 446027, 908047, 1154349, 1167489, 1338081, 2724141, 3122189, 4014243, 8172423, 9366567, 28099701, 32559971, 97679913, 227919797, 293039739, 683759391, 2051278173]

約数ペア:

[(1, 2051278173), (3, 683759391), (7, 293039739), (9, 227919797), (21, 97679913), (63, 32559971), (73, 28099701), (219, 9366567), (251, 8172423), (511, 4014243), (657, 3122189), (753, 2724141), (1533, 1338081), (1757, 1167489), (1777, 1154349), (2259, 908047), (4599, 446027), (5271, 389163), (5331, 384783), (12439, 164907), (15813, 129721), (15993, 128261), (18323, 111951), (37317, 54969)]