989142255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{955693}}^1$

素因数の和:955727

約数の個数: 24

約数和(自身を含む): 1789059168

約数和(自身を除く): 799916913

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 955693, 2867079, 4778465, 8601237, 14335395, 21980939, 43006185, 65942817, 109904695, 197828451, 329714085, 989142255]

約数ペア:

[(1, 989142255), (3, 329714085), (5, 197828451), (9, 109904695), (15, 65942817), (23, 43006185), (45, 21980939), (69, 14335395), (115, 8601237), (207, 4778465), (345, 2867079), (1035, 955693)]