154640752

素因数分解:

$2^4\times 7^1\times {\mathrm{1380721}}^1$

素因数の和:1380736

約数の個数: 20

約数和(自身を含む): 342419056

約数和(自身を除く): 187778304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1380721, 2761442, 5522884, 9665047, 11045768, 19330094, 22091536, 38660188, 77320376, 154640752]

約数ペア:

[(1, 154640752), (2, 77320376), (4, 38660188), (7, 22091536), (8, 19330094), (14, 11045768), (16, 9665047), (28, 5522884), (56, 2761442), (112, 1380721)]