2758781

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 16

約数和(自身を含む): 3110400

約数和(自身を除く): 351619

約数列:

[1, 19, 23, 59, 107, 437, 1121, 1357, 2033, 2461, 6313, 25783, 46759, 119947, 145199, 2758781]

約数ペア:

[(1, 2758781), (19, 145199), (23, 119947), (59, 46759), (107, 25783), (437, 6313), (1121, 2461), (1357, 2033)]