1725213025

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{971951}}^1$

素因数の和:972032

約数の個数: 12

約数和(自身を含む): 2169396864

約数和(自身を除く): 444183839

約数列:

[1, 5, 25, 71, 355, 1775, 971951, 4859755, 24298775, 69008521, 345042605, 1725213025]

約数ペア:

[(1, 1725213025), (5, 345042605), (25, 69008521), (71, 24298775), (355, 4859755), (1775, 971951)]