259419447

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{21559}}^1$

素因数の和:21763

約数の個数: 24

約数和(自身を含む): 430510080

約数和(自身を除く): 171090633

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 4011, 12033, 21559, 64677, 150913, 194031, 452739, 1358217, 4117769, 12353307, 28824383, 37059921, 86473149, 259419447]

約数ペア:

[(1, 259419447), (3, 86473149), (7, 37059921), (9, 28824383), (21, 12353307), (63, 4117769), (191, 1358217), (573, 452739), (1337, 194031), (1719, 150913), (4011, 64677), (12033, 21559)]