280638372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3340933}}^1$

素因数の和:3340947

約数の個数: 24

約数和(自身を含む): 748369216

約数和(自身を除く): 467730844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3340933, 6681866, 10022799, 13363732, 20045598, 23386531, 40091196, 46773062, 70159593, 93546124, 140319186, 280638372]

約数ペア:

[(1, 280638372), (2, 140319186), (3, 93546124), (4, 70159593), (6, 46773062), (7, 40091196), (12, 23386531), (14, 20045598), (21, 13363732), (28, 10022799), (42, 6681866), (84, 3340933)]