30689395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 11612045

約数列:

[1, 5, 11, 29, 55, 71, 145, 271, 319, 355, 781, 1355, 1595, 2059, 2981, 3905, 7859, 10295, 14905, 19241, 22649, 39295, 86449, 96205, 113245, 211651, 432245, 557989, 1058255, 2789945, 6137879, 30689395]

約数ペア:

[(1, 30689395), (5, 6137879), (11, 2789945), (29, 1058255), (55, 557989), (71, 432245), (145, 211651), (271, 113245), (319, 96205), (355, 86449), (781, 39295), (1355, 22649), (1595, 19241), (2059, 14905), (2981, 10295), (3905, 7859)]