156978728

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{276371}}^1$

素因数の和:276448

約数の個数: 16

約数和(自身を含む): 298481760

約数和(自身を除く): 141503032

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 276371, 552742, 1105484, 2210968, 19622341, 39244682, 78489364, 156978728]

約数ペア:

[(1, 156978728), (2, 78489364), (4, 39244682), (8, 19622341), (71, 2210968), (142, 1105484), (284, 552742), (568, 276371)]