129439209

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 186048000

約数和(自身を除く): 56608791

約数列:

[1, 3, 29, 37, 79, 87, 111, 237, 509, 1073, 1527, 2291, 2923, 3219, 6873, 8769, 14761, 18833, 40211, 44283, 56499, 84767, 120633, 254301, 546157, 1166119, 1487807, 1638471, 3498357, 4463421, 43146403, 129439209]

約数ペア:

[(1, 129439209), (3, 43146403), (29, 4463421), (37, 3498357), (79, 1638471), (87, 1487807), (111, 1166119), (237, 546157), (509, 254301), (1073, 120633), (1527, 84767), (2291, 56499), (2923, 44283), (3219, 40211), (6873, 18833), (8769, 14761)]