139257321

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{74509}}^1$

素因数の和:74608

約数の個数: 16

約数和(自身を含む): 214588800

約数和(自身を除く): 75331479

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 74509, 223527, 521563, 1564689, 6631301, 19893903, 46419107, 139257321]

約数ペア:

[(1, 139257321), (3, 46419107), (7, 19893903), (21, 6631301), (89, 1564689), (267, 521563), (623, 223527), (1869, 74509)]