214971245

素因数分解:

$5^1\times {\mathrm{79}}^2\times {\mathrm{83}}^2$

素因数の和:329

約数の個数: 18

約数和(自身を含む): 264457998

約数和(自身を除く): 49486753

約数列:

[1, 5, 79, 83, 395, 415, 6241, 6557, 6889, 31205, 32785, 34445, 518003, 544231, 2590015, 2721155, 42994249, 214971245]

約数ペア:

[(1, 214971245), (5, 42994249), (79, 2721155), (83, 2590015), (395, 544231), (415, 518003), (6241, 34445), (6557, 32785), (6889, 31205)]