137889087

素因数分解:

$3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{1301}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 216652800

約数和(自身を除く): 78763713

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 343, 721, 1029, 1301, 2163, 3903, 5047, 9107, 15141, 27321, 35329, 63749, 105987, 134003, 191247, 402009, 446243, 938021, 1338729, 2814063, 6566147, 19698441, 45963029, 137889087]

約数ペア:

[(1, 137889087), (3, 45963029), (7, 19698441), (21, 6566147), (49, 2814063), (103, 1338729), (147, 938021), (309, 446243), (343, 402009), (721, 191247), (1029, 134003), (1301, 105987), (2163, 63749), (3903, 35329), (5047, 27321), (9107, 15141)]