149979004

素因数分解:

$2^2\times 7^2\times {\mathrm{765199}}^1$

素因数の和:765217

約数の個数: 18

約数和(自身を含む): 305314800

約数和(自身を除く): 155335796

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 765199, 1530398, 3060796, 5356393, 10712786, 21425572, 37494751, 74989502, 149979004]

約数ペア:

[(1, 149979004), (2, 74989502), (4, 37494751), (7, 21425572), (14, 10712786), (28, 5356393), (49, 3060796), (98, 1530398), (196, 765199)]