289222749

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{2719}}^1$

素因数の和:3001

約数の個数: 24

約数和(自身を含む): 427714560

約数和(自身を除く): 138491811

約数列:

[1, 3, 9, 53, 159, 223, 477, 669, 2007, 2719, 8157, 11819, 24471, 35457, 106371, 144107, 432321, 606337, 1296963, 1819011, 5457033, 32135861, 96407583, 289222749]

約数ペア:

[(1, 289222749), (3, 96407583), (9, 32135861), (53, 5457033), (159, 1819011), (223, 1296963), (477, 606337), (669, 432321), (2007, 144107), (2719, 106371), (8157, 35457), (11819, 24471)]