1388404765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1328617}}^1$

素因数の和:1328652

約数の個数: 16

約数和(自身を含む): 1913209920

約数和(自身を除く): 524805155

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1328617, 6643085, 14614787, 25243723, 73073935, 126218615, 277680953, 1388404765]

約数ペア:

[(1, 1388404765), (5, 277680953), (11, 126218615), (19, 73073935), (55, 25243723), (95, 14614787), (209, 6643085), (1045, 1328617)]