215921206007

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1\times {\mathrm{4007}}^1$

素因数の和:4667

約数の個数: 32

約数和(自身を含む): 238779902592

約数和(自身を除く): 22858696585

約数列:

[1, 13, 53, 197, 397, 689, 2561, 4007, 5161, 10441, 21041, 52091, 78209, 135733, 212371, 273533, 789379, 1016717, 1590779, 2760823, 4145077, 10261927, 20680127, 41837087, 53886001, 84311287, 313383463, 543882131, 1096046731, 4073985019, 16609323539, 215921206007]

約数ペア:

[(1, 215921206007), (13, 16609323539), (53, 4073985019), (197, 1096046731), (397, 543882131), (689, 313383463), (2561, 84311287), (4007, 53886001), (5161, 41837087), (10441, 20680127), (21041, 10261927), (52091, 4145077), (78209, 2760823), (135733, 1590779), (212371, 1016717), (273533, 789379)]