206814145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{5171}}^1$

素因数の和:5616

約数の個数: 16

約数和(自身を含む): 261910080

約数和(自身を除く): 55095935

約数列:

[1, 5, 19, 95, 421, 2105, 5171, 7999, 25855, 39995, 98249, 491245, 2176991, 10884955, 41362829, 206814145]

約数ペア:

[(1, 206814145), (5, 41362829), (19, 10884955), (95, 2176991), (421, 491245), (2105, 98249), (5171, 39995), (7999, 25855)]