7120945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 9338112

約数和(自身を除く): 2217167

約数列:

[1, 5, 13, 65, 71, 355, 923, 1543, 4615, 7715, 20059, 100295, 109553, 547765, 1424189, 7120945]

約数ペア:

[(1, 7120945), (5, 1424189), (13, 547765), (65, 109553), (71, 100295), (355, 20059), (923, 7715), (1543, 4615)]