681894

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:932

約数の個数: 24

約数和(自身を含む): 1513512

約数和(自身を除く): 831618

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 881, 1762, 2643, 5286, 7929, 15858, 37883, 75766, 113649, 227298, 340947, 681894]

約数ペア:

[(1, 681894), (2, 340947), (3, 227298), (6, 113649), (9, 75766), (18, 37883), (43, 15858), (86, 7929), (129, 5286), (258, 2643), (387, 1762), (774, 881)]