78103976

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{137507}}^1$

素因数の和:137584

約数の個数: 16

約数和(自身を含む): 148508640

約数和(自身を除く): 70404664

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 137507, 275014, 550028, 1100056, 9762997, 19525994, 39051988, 78103976]

約数ペア:

[(1, 78103976), (2, 39051988), (4, 19525994), (8, 9762997), (71, 1100056), (142, 550028), (284, 275014), (568, 137507)]