9990316

素因数分解:

$2^2\times 7^2\times {\mathrm{50971}}^1$

素因数の和:50989

約数の個数: 18

約数和(自身を含む): 20337828

約数和(自身を除く): 10347512

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 50971, 101942, 203884, 356797, 713594, 1427188, 2497579, 4995158, 9990316]

約数ペア:

[(1, 9990316), (2, 4995158), (4, 2497579), (7, 1427188), (14, 713594), (28, 356797), (49, 203884), (98, 101942), (196, 50971)]