18129545

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 25878528

約数和(自身を除く): 7748983

約数列:

[1, 5, 7, 35, 47, 103, 107, 235, 329, 515, 535, 721, 749, 1645, 3605, 3745, 4841, 5029, 11021, 24205, 25145, 33887, 35203, 55105, 77147, 169435, 176015, 385735, 517987, 2589935, 3625909, 18129545]

約数ペア:

[(1, 18129545), (5, 3625909), (7, 2589935), (35, 517987), (47, 385735), (103, 176015), (107, 169435), (235, 77147), (329, 55105), (515, 35203), (535, 33887), (721, 25145), (749, 24205), (1645, 11021), (3605, 5029), (3745, 4841)]