489991

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 16

約数和(自身を含む): 574560

約数和(自身を除く): 84569

約数列:

[1, 17, 19, 37, 41, 323, 629, 697, 703, 779, 1517, 11951, 13243, 25789, 28823, 489991]

約数ペア:

[(1, 489991), (17, 28823), (19, 25789), (37, 13243), (41, 11951), (323, 1517), (629, 779), (697, 703)]