137568879

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{128449}}^1$

素因数の和:128479

約数の個数: 24

約数和(自身を含む): 240458400

約数和(自身を除く): 102889521

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 128449, 385347, 899143, 1156041, 2183633, 2697429, 6550899, 8092287, 15285431, 19652697, 45856293, 137568879]

約数ペア:

[(1, 137568879), (3, 45856293), (7, 19652697), (9, 15285431), (17, 8092287), (21, 6550899), (51, 2697429), (63, 2183633), (119, 1156041), (153, 899143), (357, 385347), (1071, 128449)]