128402036

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{62819}}^1$

素因数の和:62903

約数の個数: 24

約数和(自身を含む): 260326080

約数和(自身を除く): 131924044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 62819, 125638, 251276, 439733, 879466, 1758932, 4585787, 9171574, 18343148, 32100509, 64201018, 128402036]

約数ペア:

[(1, 128402036), (2, 64201018), (4, 32100509), (7, 18343148), (14, 9171574), (28, 4585787), (73, 1758932), (146, 879466), (292, 439733), (511, 251276), (1022, 125638), (2044, 62819)]