212891615

素因数分解:

$5^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1\times {\mathrm{541}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 257844576

約数和(自身を除く): 44952961

約数列:

[1, 5, 211, 373, 541, 1055, 1865, 2705, 78703, 114151, 201793, 393515, 570755, 1008965, 42578323, 212891615]

約数ペア:

[(1, 212891615), (5, 42578323), (211, 1008965), (373, 570755), (541, 393515), (1055, 201793), (1865, 114151), (2705, 78703)]