66872715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{48991}}^1$

素因数の和:49019

約数の個数: 32

約数和(自身を含む): 131690496

約数和(自身を除く): 64817781

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 48991, 146973, 244955, 342937, 636883, 734865, 1028811, 1714685, 1910649, 3184415, 4458181, 5144055, 9553245, 13374543, 22290905, 66872715]

約数ペア:

[(1, 66872715), (3, 22290905), (5, 13374543), (7, 9553245), (13, 5144055), (15, 4458181), (21, 3184415), (35, 1910649), (39, 1714685), (65, 1028811), (91, 734865), (105, 636883), (195, 342937), (273, 244955), (455, 146973), (1365, 48991)]