156728517105

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{242989949}}^1$

素因数の和:242990000

約数の個数: 16

約数和(自身を含む): 256597387200

約数和(自身を除く): 99868870095

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 242989949, 728969847, 1214949745, 3644849235, 10448567807, 31345703421, 52242839035, 156728517105]

約数ペア:

[(1, 156728517105), (3, 52242839035), (5, 31345703421), (15, 10448567807), (43, 3644849235), (129, 1214949745), (215, 728969847), (645, 242989949)]