127278284

素因数分解:

$2^2\times 7^2\times {\mathrm{649379}}^1$

素因数の和:649397

約数の個数: 18

約数和(自身を含む): 259102620

約数和(自身を除く): 131824336

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 649379, 1298758, 2597516, 4545653, 9091306, 18182612, 31819571, 63639142, 127278284]

約数ペア:

[(1, 127278284), (2, 63639142), (4, 31819571), (7, 18182612), (14, 9091306), (28, 4545653), (49, 2597516), (98, 1298758), (196, 649379)]