780666

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{5657}}^1$

素因数の和:5685

約数の個数: 16

約数和(自身を含む): 1629504

約数和(自身を除く): 848838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 5657, 11314, 16971, 33942, 130111, 260222, 390333, 780666]

約数ペア:

[(1, 780666), (2, 390333), (3, 260222), (6, 130111), (23, 33942), (46, 16971), (69, 11314), (138, 5657)]