71293456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{342757}}^1$

素因数の和:342778

約数の個数: 20

約数和(自身を含む): 148756972

約数和(自身を除く): 77463516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 342757, 685514, 1371028, 2742056, 4455841, 5484112, 8911682, 17823364, 35646728, 71293456]

約数ペア:

[(1, 71293456), (2, 35646728), (4, 17823364), (8, 8911682), (13, 5484112), (16, 4455841), (26, 2742056), (52, 1371028), (104, 685514), (208, 342757)]