137279919

素因数分解:

$3^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1612

約数の個数: 32

約数和(自身を含む): 216000000

約数和(自身を除く): 78720081

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 343, 623, 1029, 1499, 1869, 4361, 4497, 10493, 13083, 30527, 31479, 73451, 91581, 133411, 220353, 400233, 514157, 933877, 1542471, 2801631, 6537139, 19611417, 45759973, 137279919]

約数ペア:

[(1, 137279919), (3, 45759973), (7, 19611417), (21, 6537139), (49, 2801631), (89, 1542471), (147, 933877), (267, 514157), (343, 400233), (623, 220353), (1029, 133411), (1499, 91581), (1869, 73451), (4361, 31479), (4497, 30527), (10493, 13083)]