42989419

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2130

約数の個数: 16

約数和(自身を含む): 49870080

約数和(自身を除く): 6880661

約数列:

[1, 11, 19, 103, 209, 1133, 1957, 1997, 21527, 21967, 37943, 205691, 417373, 2262601, 3908129, 42989419]

約数ペア:

[(1, 42989419), (11, 3908129), (19, 2262601), (103, 417373), (209, 205691), (1133, 37943), (1957, 21967), (1997, 21527)]