214725475

素因数分解:

$5^2\times {\mathrm{401}}^1\times {\mathrm{21419}}^1$

素因数の和:21830

約数の個数: 12

約数和(自身を含む): 266936040

約数和(自身を除く): 52210565

約数列:

[1, 5, 25, 401, 2005, 10025, 21419, 107095, 535475, 8589019, 42945095, 214725475]

約数ペア:

[(1, 214725475), (5, 42945095), (25, 8589019), (401, 535475), (2005, 107095), (10025, 21419)]